79285820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{349}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 172048800

約数和(自身を除く): 92762980

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 307, 349, 370, 614, 698, 740, 1228, 1396, 1535, 1745, 3070, 3490, 6140, 6980, 11359, 12913, 22718, 25826, 45436, 51652, 56795, 64565, 107143, 113590, 129130, 214286, 227180, 258260, 428572, 535715, 1071430, 2142860, 3964291, 7928582, 15857164, 19821455, 39642910, 79285820]

約数ペア:

[(1, 79285820), (2, 39642910), (4, 19821455), (5, 15857164), (10, 7928582), (20, 3964291), (37, 2142860), (74, 1071430), (148, 535715), (185, 428572), (307, 258260), (349, 227180), (370, 214286), (614, 129130), (698, 113590), (740, 107143), (1228, 64565), (1396, 56795), (1535, 51652), (1745, 45436), (3070, 25826), (3490, 22718), (6140, 12913), (6980, 11359)]