79251640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{152407}}^1$

素因数の和:152431

約数の個数: 32

約数和(自身を含む): 192034080

約数和(自身を除く): 112782440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 152407, 304814, 609628, 762035, 1219256, 1524070, 1981291, 3048140, 3962582, 6096280, 7925164, 9906455, 15850328, 19812910, 39625820, 79251640]

約数ペア:

[(1, 79251640), (2, 39625820), (4, 19812910), (5, 15850328), (8, 9906455), (10, 7925164), (13, 6096280), (20, 3962582), (26, 3048140), (40, 1981291), (52, 1524070), (65, 1219256), (104, 762035), (130, 609628), (260, 304814), (520, 152407)]