85868380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1481}}^1$

素因数の和:1726

約数の個数: 48

約数和(自身を含む): 195197184

約数和(自身を除く): 109328804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 260, 446, 892, 1115, 1481, 2230, 2899, 2962, 4460, 5798, 5924, 7405, 11596, 14495, 14810, 19253, 28990, 29620, 38506, 57980, 77012, 96265, 192530, 330263, 385060, 660526, 1321052, 1651315, 3302630, 4293419, 6605260, 8586838, 17173676, 21467095, 42934190, 85868380]

約数ペア:

[(1, 85868380), (2, 42934190), (4, 21467095), (5, 17173676), (10, 8586838), (13, 6605260), (20, 4293419), (26, 3302630), (52, 1651315), (65, 1321052), (130, 660526), (223, 385060), (260, 330263), (446, 192530), (892, 96265), (1115, 77012), (1481, 57980), (2230, 38506), (2899, 29620), (2962, 28990), (4460, 19253), (5798, 14810), (5924, 14495), (7405, 11596)]