202480640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:653

約数の個数: 88

約数和(自身を含む): 493441632

約数和(自身を除く): 290960992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 557, 568, 640, 710, 1024, 1114, 1136, 1280, 1420, 2228, 2272, 2560, 2785, 2840, 4456, 4544, 5120, 5570, 5680, 8912, 9088, 11140, 11360, 17824, 18176, 22280, 22720, 35648, 36352, 39547, 44560, 45440, 71296, 72704, 79094, 89120, 90880, 142592, 158188, 178240, 181760, 197735, 285184, 316376, 356480, 363520, 395470, 570368, 632752, 712960, 790940, 1265504, 1425920, 1581880, 2531008, 2851840, 3163760, 5062016, 6327520, 10124032, 12655040, 20248064, 25310080, 40496128, 50620160, 101240320, 202480640]

約数ペア:

[(1, 202480640), (2, 101240320), (4, 50620160), (5, 40496128), (8, 25310080), (10, 20248064), (16, 12655040), (20, 10124032), (32, 6327520), (40, 5062016), (64, 3163760), (71, 2851840), (80, 2531008), (128, 1581880), (142, 1425920), (160, 1265504), (256, 790940), (284, 712960), (320, 632752), (355, 570368), (512, 395470), (557, 363520), (568, 356480), (640, 316376), (710, 285184), (1024, 197735), (1114, 181760), (1136, 178240), (1280, 158188), (1420, 142592), (2228, 90880), (2272, 89120), (2560, 79094), (2785, 72704), (2840, 71296), (4456, 45440), (4544, 44560), (5120, 39547), (5570, 36352), (5680, 35648), (8912, 22720), (9088, 22280), (11140, 18176), (11360, 17824)]