8186800

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:326

約数の個数: 60

約数和(自身を含む): 19965736

約数和(自身を除く): 11778936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 211, 388, 400, 422, 485, 776, 844, 970, 1055, 1552, 1688, 1940, 2110, 2425, 3376, 3880, 4220, 4850, 5275, 7760, 8440, 9700, 10550, 16880, 19400, 20467, 21100, 38800, 40934, 42200, 81868, 84400, 102335, 163736, 204670, 327472, 409340, 511675, 818680, 1023350, 1637360, 2046700, 4093400, 8186800]

約数ペア:

[(1, 8186800), (2, 4093400), (4, 2046700), (5, 1637360), (8, 1023350), (10, 818680), (16, 511675), (20, 409340), (25, 327472), (40, 204670), (50, 163736), (80, 102335), (97, 84400), (100, 81868), (194, 42200), (200, 40934), (211, 38800), (388, 21100), (400, 20467), (422, 19400), (485, 16880), (776, 10550), (844, 9700), (970, 8440), (1055, 7760), (1552, 5275), (1688, 4850), (1940, 4220), (2110, 3880), (2425, 3376)]