78280150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{120431}}^1$

素因数の和:120456

約数の個数: 24

約数和(自身を含む): 156802464

約数和(自身を除く): 78522314

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 120431, 240862, 602155, 1204310, 1565603, 3010775, 3131206, 6021550, 7828015, 15656030, 39140075, 78280150]

約数ペア:

[(1, 78280150), (2, 39140075), (5, 15656030), (10, 7828015), (13, 6021550), (25, 3131206), (26, 3010775), (50, 1565603), (65, 1204310), (130, 602155), (325, 240862), (650, 120431)]