197664800

素因数分解:

$2^5\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1171}}^1$

素因数の和:1402

約数の個数: 72

約数和(自身を含む): 485250192

約数和(自身を除く): 287585392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 211, 400, 422, 800, 844, 1055, 1171, 1688, 2110, 2342, 3376, 4220, 4684, 5275, 5855, 6752, 8440, 9368, 10550, 11710, 16880, 18736, 21100, 23420, 29275, 33760, 37472, 42200, 46840, 58550, 84400, 93680, 117100, 168800, 187360, 234200, 247081, 468400, 494162, 936800, 988324, 1235405, 1976648, 2470810, 3953296, 4941620, 6177025, 7906592, 9883240, 12354050, 19766480, 24708100, 39532960, 49416200, 98832400, 197664800]

約数ペア:

[(1, 197664800), (2, 98832400), (4, 49416200), (5, 39532960), (8, 24708100), (10, 19766480), (16, 12354050), (20, 9883240), (25, 7906592), (32, 6177025), (40, 4941620), (50, 3953296), (80, 2470810), (100, 1976648), (160, 1235405), (200, 988324), (211, 936800), (400, 494162), (422, 468400), (800, 247081), (844, 234200), (1055, 187360), (1171, 168800), (1688, 117100), (2110, 93680), (2342, 84400), (3376, 58550), (4220, 46840), (4684, 42200), (5275, 37472), (5855, 33760), (6752, 29275), (8440, 23420), (9368, 21100), (10550, 18736), (11710, 16880)]