89713520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86263}}^1$

素因数の和:86289

約数の個数: 40

約数和(自身を含む): 224631456

約数和(自身を除く): 134917936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 86263, 172526, 345052, 431315, 690104, 862630, 1121419, 1380208, 1725260, 2242838, 3450520, 4485676, 5607095, 6901040, 8971352, 11214190, 17942704, 22428380, 44856760, 89713520]

約数ペア:

[(1, 89713520), (2, 44856760), (4, 22428380), (5, 17942704), (8, 11214190), (10, 8971352), (13, 6901040), (16, 5607095), (20, 4485676), (26, 3450520), (40, 2242838), (52, 1725260), (65, 1380208), (80, 1121419), (104, 862630), (130, 690104), (208, 431315), (260, 345052), (520, 172526), (1040, 86263)]