203488400

素因数分解:

$2^4\times 5^2\times {\mathrm{211}}^1\times {\mathrm{2411}}^1$

素因数の和:2640

約数の個数: 60

約数和(自身を含む): 491401584

約数和(自身を除く): 287913184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 211, 400, 422, 844, 1055, 1688, 2110, 2411, 3376, 4220, 4822, 5275, 8440, 9644, 10550, 12055, 16880, 19288, 21100, 24110, 38576, 42200, 48220, 60275, 84400, 96440, 120550, 192880, 241100, 482200, 508721, 964400, 1017442, 2034884, 2543605, 4069768, 5087210, 8139536, 10174420, 12718025, 20348840, 25436050, 40697680, 50872100, 101744200, 203488400]

約数ペア:

[(1, 203488400), (2, 101744200), (4, 50872100), (5, 40697680), (8, 25436050), (10, 20348840), (16, 12718025), (20, 10174420), (25, 8139536), (40, 5087210), (50, 4069768), (80, 2543605), (100, 2034884), (200, 1017442), (211, 964400), (400, 508721), (422, 482200), (844, 241100), (1055, 192880), (1688, 120550), (2110, 96440), (2411, 84400), (3376, 60275), (4220, 48220), (4822, 42200), (5275, 38576), (8440, 24110), (9644, 21100), (10550, 19288), (12055, 16880)]