64811500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^3\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 155937600

約数和(自身を除く): 91126100

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 59, 65, 100, 118, 125, 130, 169, 236, 250, 260, 295, 325, 338, 500, 590, 650, 676, 767, 845, 1180, 1300, 1475, 1534, 1625, 1690, 2197, 2950, 3068, 3250, 3380, 3835, 4225, 4394, 5900, 6500, 7375, 7670, 8450, 8788, 9971, 10985, 14750, 15340, 16900, 19175, 19942, 21125, 21970, 29500, 38350, 39884, 42250, 43940, 49855, 54925, 76700, 84500, 95875, 99710, 109850, 129623, 191750, 199420, 219700, 249275, 259246, 274625, 383500, 498550, 518492, 549250, 648115, 997100, 1098500, 1246375, 1296230, 2492750, 2592460, 3240575, 4985500, 6481150, 12962300, 16202875, 32405750, 64811500]

約数ペア:

[(1, 64811500), (2, 32405750), (4, 16202875), (5, 12962300), (10, 6481150), (13, 4985500), (20, 3240575), (25, 2592460), (26, 2492750), (50, 1296230), (52, 1246375), (59, 1098500), (65, 997100), (100, 648115), (118, 549250), (125, 518492), (130, 498550), (169, 383500), (236, 274625), (250, 259246), (260, 249275), (295, 219700), (325, 199420), (338, 191750), (500, 129623), (590, 109850), (650, 99710), (676, 95875), (767, 84500), (845, 76700), (1180, 54925), (1300, 49855), (1475, 43940), (1534, 42250), (1625, 39884), (1690, 38350), (2197, 29500), (2950, 21970), (3068, 21125), (3250, 19942), (3380, 19175), (3835, 16900), (4225, 15340), (4394, 14750), (5900, 10985), (6500, 9971), (7375, 8788), (7670, 8450)]