49725760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:384

約数の個数: 112

約数和(自身を含む): 137525760

約数和(自身を除く): 87800000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 140, 158, 160, 224, 280, 281, 316, 320, 395, 448, 553, 560, 562, 632, 790, 1106, 1120, 1124, 1264, 1405, 1580, 1967, 2212, 2240, 2248, 2528, 2765, 2810, 3160, 3934, 4424, 4496, 5056, 5530, 5620, 6320, 7868, 8848, 8992, 9835, 11060, 11240, 12640, 15736, 17696, 17984, 19670, 22120, 22199, 22480, 25280, 31472, 35392, 39340, 44240, 44398, 44960, 62944, 78680, 88480, 88796, 89920, 110995, 125888, 155393, 157360, 176960, 177592, 221990, 310786, 314720, 355184, 443980, 621572, 629440, 710368, 776965, 887960, 1243144, 1420736, 1553930, 1775920, 2486288, 3107860, 3551840, 4972576, 6215720, 7103680, 9945152, 12431440, 24862880, 49725760]

約数ペア:

[(1, 49725760), (2, 24862880), (4, 12431440), (5, 9945152), (7, 7103680), (8, 6215720), (10, 4972576), (14, 3551840), (16, 3107860), (20, 2486288), (28, 1775920), (32, 1553930), (35, 1420736), (40, 1243144), (56, 887960), (64, 776965), (70, 710368), (79, 629440), (80, 621572), (112, 443980), (140, 355184), (158, 314720), (160, 310786), (224, 221990), (280, 177592), (281, 176960), (316, 157360), (320, 155393), (395, 125888), (448, 110995), (553, 89920), (560, 88796), (562, 88480), (632, 78680), (790, 62944), (1106, 44960), (1120, 44398), (1124, 44240), (1264, 39340), (1405, 35392), (1580, 31472), (1967, 25280), (2212, 22480), (2240, 22199), (2248, 22120), (2528, 19670), (2765, 17984), (2810, 17696), (3160, 15736), (3934, 12640), (4424, 11240), (4496, 11060), (5056, 9835), (5530, 8992), (5620, 8848), (6320, 7868)]