200403800

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{7649}}^1$

素因数の和:7796

約数の個数: 48

約数和(自身を含む): 469557000

約数和(自身を除く): 269153200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 524, 655, 1048, 1310, 2620, 3275, 5240, 6550, 7649, 13100, 15298, 26200, 30596, 38245, 61192, 76490, 152980, 191225, 305960, 382450, 764900, 1002019, 1529800, 2004038, 4008076, 5010095, 8016152, 10020190, 20040380, 25050475, 40080760, 50100950, 100201900, 200403800]

約数ペア:

[(1, 200403800), (2, 100201900), (4, 50100950), (5, 40080760), (8, 25050475), (10, 20040380), (20, 10020190), (25, 8016152), (40, 5010095), (50, 4008076), (100, 2004038), (131, 1529800), (200, 1002019), (262, 764900), (524, 382450), (655, 305960), (1048, 191225), (1310, 152980), (2620, 76490), (3275, 61192), (5240, 38245), (6550, 30596), (7649, 26200), (13100, 15298)]