53687680

素因数分解:

$2^7\times 5^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 129438000

約数和(自身を除く): 75750320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 298, 320, 563, 596, 640, 745, 1126, 1192, 1490, 2252, 2384, 2815, 2980, 4504, 4768, 5630, 5960, 9008, 9536, 11260, 11920, 18016, 19072, 22520, 23840, 36032, 45040, 47680, 72064, 83887, 90080, 95360, 167774, 180160, 335548, 360320, 419435, 671096, 838870, 1342192, 1677740, 2684384, 3355480, 5368768, 6710960, 10737536, 13421920, 26843840, 53687680]

約数ペア:

[(1, 53687680), (2, 26843840), (4, 13421920), (5, 10737536), (8, 6710960), (10, 5368768), (16, 3355480), (20, 2684384), (32, 1677740), (40, 1342192), (64, 838870), (80, 671096), (128, 419435), (149, 360320), (160, 335548), (298, 180160), (320, 167774), (563, 95360), (596, 90080), (640, 83887), (745, 72064), (1126, 47680), (1192, 45040), (1490, 36032), (2252, 23840), (2384, 22520), (2815, 19072), (2980, 18016), (4504, 11920), (4768, 11260), (5630, 9536), (5960, 9008)]