156910520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{301751}}^1$

素因数の和:301775

約数の個数: 32

約数和(自身を含む): 380207520

約数和(自身を除く): 223297000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 301751, 603502, 1207004, 1508755, 2414008, 3017510, 3922763, 6035020, 7845526, 12070040, 15691052, 19613815, 31382104, 39227630, 78455260, 156910520]

約数ペア:

[(1, 156910520), (2, 78455260), (4, 39227630), (5, 31382104), (8, 19613815), (10, 15691052), (13, 12070040), (20, 7845526), (26, 6035020), (40, 3922763), (52, 3017510), (65, 2414008), (104, 1508755), (130, 1207004), (260, 603502), (520, 301751)]