870200800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:394

約数の個数: 216

約数和(自身を含む): 2511401760

約数和(自身を除く): 1641200960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 79, 80, 98, 100, 112, 140, 158, 160, 175, 196, 200, 224, 245, 280, 281, 316, 350, 392, 395, 400, 490, 553, 560, 562, 632, 700, 784, 790, 800, 980, 1106, 1120, 1124, 1225, 1264, 1400, 1405, 1568, 1580, 1960, 1967, 1975, 2212, 2248, 2450, 2528, 2765, 2800, 2810, 3160, 3871, 3920, 3934, 3950, 4424, 4496, 4900, 5530, 5600, 5620, 6320, 7025, 7742, 7840, 7868, 7900, 8848, 8992, 9800, 9835, 11060, 11240, 12640, 13769, 13825, 14050, 15484, 15736, 15800, 17696, 19355, 19600, 19670, 22120, 22199, 22480, 27538, 27650, 28100, 30968, 31472, 31600, 38710, 39200, 39340, 44240, 44398, 44960, 49175, 55076, 55300, 56200, 61936, 62944, 63200, 68845, 77420, 78680, 88480, 88796, 96775, 98350, 110152, 110600, 110995, 112400, 123872, 137690, 154840, 155393, 157360, 177592, 193550, 196700, 220304, 221200, 221990, 224800, 275380, 309680, 310786, 314720, 344225, 355184, 387100, 393400, 440608, 442400, 443980, 550760, 554975, 619360, 621572, 688450, 710368, 774200, 776965, 786800, 887960, 1087751, 1101520, 1109950, 1243144, 1376900, 1548400, 1553930, 1573600, 1775920, 2175502, 2203040, 2219900, 2486288, 2753800, 3096800, 3107860, 3551840, 3884825, 4351004, 4439800, 4972576, 5438755, 5507600, 6215720, 7769650, 8702008, 8879600, 10877510, 11015200, 12431440, 15539300, 17404016, 17759200, 21755020, 24862880, 27193775, 31078600, 34808032, 43510040, 54387550, 62157200, 87020080, 108775100, 124314400, 174040160, 217550200, 435100400, 870200800]

約数ペア:

[(1, 870200800), (2, 435100400), (4, 217550200), (5, 174040160), (7, 124314400), (8, 108775100), (10, 87020080), (14, 62157200), (16, 54387550), (20, 43510040), (25, 34808032), (28, 31078600), (32, 27193775), (35, 24862880), (40, 21755020), (49, 17759200), (50, 17404016), (56, 15539300), (70, 12431440), (79, 11015200), (80, 10877510), (98, 8879600), (100, 8702008), (112, 7769650), (140, 6215720), (158, 5507600), (160, 5438755), (175, 4972576), (196, 4439800), (200, 4351004), (224, 3884825), (245, 3551840), (280, 3107860), (281, 3096800), (316, 2753800), (350, 2486288), (392, 2219900), (395, 2203040), (400, 2175502), (490, 1775920), (553, 1573600), (560, 1553930), (562, 1548400), (632, 1376900), (700, 1243144), (784, 1109950), (790, 1101520), (800, 1087751), (980, 887960), (1106, 786800), (1120, 776965), (1124, 774200), (1225, 710368), (1264, 688450), (1400, 621572), (1405, 619360), (1568, 554975), (1580, 550760), (1960, 443980), (1967, 442400), (1975, 440608), (2212, 393400), (2248, 387100), (2450, 355184), (2528, 344225), (2765, 314720), (2800, 310786), (2810, 309680), (3160, 275380), (3871, 224800), (3920, 221990), (3934, 221200), (3950, 220304), (4424, 196700), (4496, 193550), (4900, 177592), (5530, 157360), (5600, 155393), (5620, 154840), (6320, 137690), (7025, 123872), (7742, 112400), (7840, 110995), (7868, 110600), (7900, 110152), (8848, 98350), (8992, 96775), (9800, 88796), (9835, 88480), (11060, 78680), (11240, 77420), (12640, 68845), (13769, 63200), (13825, 62944), (14050, 61936), (15484, 56200), (15736, 55300), (15800, 55076), (17696, 49175), (19355, 44960), (19600, 44398), (19670, 44240), (22120, 39340), (22199, 39200), (22480, 38710), (27538, 31600), (27650, 31472), (28100, 30968)]