64685200

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 120

約数和(自身を含む): 166060800

約数和(自身を除く): 101375600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 79, 80, 89, 92, 100, 115, 158, 178, 184, 200, 230, 316, 356, 368, 395, 400, 445, 460, 575, 632, 712, 790, 890, 920, 1150, 1264, 1424, 1580, 1780, 1817, 1840, 1975, 2047, 2225, 2300, 3160, 3560, 3634, 3950, 4094, 4450, 4600, 6320, 7031, 7120, 7268, 7900, 8188, 8900, 9085, 9200, 10235, 14062, 14536, 15800, 16376, 17800, 18170, 20470, 28124, 29072, 31600, 32752, 35155, 35600, 36340, 40940, 45425, 51175, 56248, 70310, 72680, 81880, 90850, 102350, 112496, 140620, 145360, 161713, 163760, 175775, 181700, 204700, 281240, 323426, 351550, 363400, 409400, 562480, 646852, 703100, 726800, 808565, 818800, 1293704, 1406200, 1617130, 2587408, 2812400, 3234260, 4042825, 6468520, 8085650, 12937040, 16171300, 32342600, 64685200]

約数ペア:

[(1, 64685200), (2, 32342600), (4, 16171300), (5, 12937040), (8, 8085650), (10, 6468520), (16, 4042825), (20, 3234260), (23, 2812400), (25, 2587408), (40, 1617130), (46, 1406200), (50, 1293704), (79, 818800), (80, 808565), (89, 726800), (92, 703100), (100, 646852), (115, 562480), (158, 409400), (178, 363400), (184, 351550), (200, 323426), (230, 281240), (316, 204700), (356, 181700), (368, 175775), (395, 163760), (400, 161713), (445, 145360), (460, 140620), (575, 112496), (632, 102350), (712, 90850), (790, 81880), (890, 72680), (920, 70310), (1150, 56248), (1264, 51175), (1424, 45425), (1580, 40940), (1780, 36340), (1817, 35600), (1840, 35155), (1975, 32752), (2047, 31600), (2225, 29072), (2300, 28124), (3160, 20470), (3560, 18170), (3634, 17800), (3950, 16376), (4094, 15800), (4450, 14536), (4600, 14062), (6320, 10235), (7031, 9200), (7120, 9085), (7268, 8900), (7900, 8188)]