201959680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 533116080

約数和(自身を除く): 331156400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 128, 130, 160, 208, 212, 229, 256, 260, 265, 320, 416, 424, 458, 520, 530, 640, 689, 832, 848, 916, 1040, 1060, 1145, 1280, 1378, 1664, 1696, 1832, 2080, 2120, 2290, 2756, 2977, 3328, 3392, 3445, 3664, 4160, 4240, 4580, 5512, 5954, 6784, 6890, 7328, 8320, 8480, 9160, 11024, 11908, 12137, 13568, 13780, 14656, 14885, 16640, 16960, 18320, 22048, 23816, 24274, 27560, 29312, 29770, 33920, 36640, 44096, 47632, 48548, 55120, 58624, 59540, 60685, 67840, 73280, 88192, 95264, 97096, 110240, 119080, 121370, 146560, 157781, 176384, 190528, 194192, 220480, 238160, 242740, 293120, 315562, 381056, 388384, 440960, 476320, 485480, 631124, 762112, 776768, 788905, 881920, 952640, 970960, 1262248, 1553536, 1577810, 1905280, 1941920, 2524496, 3107072, 3155620, 3810560, 3883840, 5048992, 6311240, 7767680, 10097984, 12622480, 15535360, 20195968, 25244960, 40391936, 50489920, 100979840, 201959680]

約数ペア:

[(1, 201959680), (2, 100979840), (4, 50489920), (5, 40391936), (8, 25244960), (10, 20195968), (13, 15535360), (16, 12622480), (20, 10097984), (26, 7767680), (32, 6311240), (40, 5048992), (52, 3883840), (53, 3810560), (64, 3155620), (65, 3107072), (80, 2524496), (104, 1941920), (106, 1905280), (128, 1577810), (130, 1553536), (160, 1262248), (208, 970960), (212, 952640), (229, 881920), (256, 788905), (260, 776768), (265, 762112), (320, 631124), (416, 485480), (424, 476320), (458, 440960), (520, 388384), (530, 381056), (640, 315562), (689, 293120), (832, 242740), (848, 238160), (916, 220480), (1040, 194192), (1060, 190528), (1145, 176384), (1280, 157781), (1378, 146560), (1664, 121370), (1696, 119080), (1832, 110240), (2080, 97096), (2120, 95264), (2290, 88192), (2756, 73280), (2977, 67840), (3328, 60685), (3392, 59540), (3445, 58624), (3664, 55120), (4160, 48548), (4240, 47632), (4580, 44096), (5512, 36640), (5954, 33920), (6784, 29770), (6890, 29312), (7328, 27560), (8320, 24274), (8480, 23816), (9160, 22048), (11024, 18320), (11908, 16960), (12137, 16640), (13568, 14885), (13780, 14656)]