101240320

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:651

約数の個数: 80

約数和(自身を含む): 246600288

約数和(自身を除く): 145359968

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, 1114, 1136, 1280, 1420, 2228, 2272, 2560, 2785, 2840, 4456, 4544, 5570, 5680, 8912, 9088, 11140, 11360, 17824, 18176, 22280, 22720, 35648, 36352, 39547, 44560, 45440, 71296, 79094, 89120, 90880, 142592, 158188, 178240, 181760, 197735, 285184, 316376, 356480, 395470, 632752, 712960, 790940, 1265504, 1425920, 1581880, 2531008, 3163760, 5062016, 6327520, 10124032, 12655040, 20248064, 25310080, 50620160, 101240320]

約数ペア:

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