79211380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1399}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 176400000

約数和(自身を除く): 97188620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1399, 1490, 2798, 2831, 2980, 5596, 5662, 6995, 11324, 13990, 14155, 26581, 27980, 28310, 53162, 56620, 106324, 132905, 208451, 265810, 416902, 531620, 833804, 1042255, 2084510, 3960569, 4169020, 7921138, 15842276, 19802845, 39605690, 79211380]

約数ペア:

[(1, 79211380), (2, 39605690), (4, 19802845), (5, 15842276), (10, 7921138), (19, 4169020), (20, 3960569), (38, 2084510), (76, 1042255), (95, 833804), (149, 531620), (190, 416902), (298, 265810), (380, 208451), (596, 132905), (745, 106324), (1399, 56620), (1490, 53162), (2798, 28310), (2831, 27980), (2980, 26581), (5596, 14155), (5662, 13990), (6995, 11324)]