8448700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 20245232

約数和(自身を除く): 11796532

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 67, 97, 100, 130, 134, 194, 260, 268, 325, 335, 388, 485, 650, 670, 871, 970, 1261, 1300, 1340, 1675, 1742, 1940, 2425, 2522, 3350, 3484, 4355, 4850, 5044, 6305, 6499, 6700, 8710, 9700, 12610, 12998, 17420, 21775, 25220, 25996, 31525, 32495, 43550, 63050, 64990, 84487, 87100, 126100, 129980, 162475, 168974, 324950, 337948, 422435, 649900, 844870, 1689740, 2112175, 4224350, 8448700]

約数ペア:

[(1, 8448700), (2, 4224350), (4, 2112175), (5, 1689740), (10, 844870), (13, 649900), (20, 422435), (25, 337948), (26, 324950), (50, 168974), (52, 162475), (65, 129980), (67, 126100), (97, 87100), (100, 84487), (130, 64990), (134, 63050), (194, 43550), (260, 32495), (268, 31525), (325, 25996), (335, 25220), (388, 21775), (485, 17420), (650, 12998), (670, 12610), (871, 9700), (970, 8710), (1261, 6700), (1300, 6499), (1340, 6305), (1675, 5044), (1742, 4850), (1940, 4355), (2425, 3484), (2522, 3350)]