64156560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20563}}^1$

素因数の和:20592

約数の個数: 80

約数和(自身を含む): 214194624

約数和(自身を除く): 150038064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 20563, 41126, 61689, 82252, 102815, 123378, 164504, 205630, 246756, 267319, 308445, 329008, 411260, 493512, 534638, 616890, 801957, 822520, 987024, 1069276, 1233780, 1336595, 1603914, 1645040, 2138552, 2467560, 2673190, 3207828, 4009785, 4277104, 4935120, 5346380, 6415656, 8019570, 10692760, 12831312, 16039140, 21385520, 32078280, 64156560]

約数ペア:

[(1, 64156560), (2, 32078280), (3, 21385520), (4, 16039140), (5, 12831312), (6, 10692760), (8, 8019570), (10, 6415656), (12, 5346380), (13, 4935120), (15, 4277104), (16, 4009785), (20, 3207828), (24, 2673190), (26, 2467560), (30, 2138552), (39, 1645040), (40, 1603914), (48, 1336595), (52, 1233780), (60, 1069276), (65, 987024), (78, 822520), (80, 801957), (104, 616890), (120, 534638), (130, 493512), (156, 411260), (195, 329008), (208, 308445), (240, 267319), (260, 246756), (312, 205630), (390, 164504), (520, 123378), (624, 102815), (780, 82252), (1040, 61689), (1560, 41126), (3120, 20563)]