203250280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1$

素因数の和:1354

約数の個数: 64

約数和(自身を含む): 472003200

約数和(自身を除く): 268752920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 71, 118, 142, 236, 284, 295, 355, 472, 568, 590, 710, 1180, 1213, 1420, 2360, 2426, 2840, 4189, 4852, 6065, 8378, 9704, 12130, 16756, 20945, 24260, 33512, 41890, 48520, 71567, 83780, 86123, 143134, 167560, 172246, 286268, 344492, 357835, 430615, 572536, 688984, 715670, 861230, 1431340, 1722460, 2862680, 3444920, 5081257, 10162514, 20325028, 25406285, 40650056, 50812570, 101625140, 203250280]

約数ペア:

[(1, 203250280), (2, 101625140), (4, 50812570), (5, 40650056), (8, 25406285), (10, 20325028), (20, 10162514), (40, 5081257), (59, 3444920), (71, 2862680), (118, 1722460), (142, 1431340), (236, 861230), (284, 715670), (295, 688984), (355, 572536), (472, 430615), (568, 357835), (590, 344492), (710, 286268), (1180, 172246), (1213, 167560), (1420, 143134), (2360, 86123), (2426, 83780), (2840, 71567), (4189, 48520), (4852, 41890), (6065, 33512), (8378, 24260), (9704, 20945), (12130, 16756)]