61531860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78887}}^1$

素因数の和:78912

約数の個数: 48

約数和(自身を含む): 185544576

約数和(自身を除く): 124012716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 78887, 157774, 236661, 315548, 394435, 473322, 788870, 946644, 1025531, 1183305, 1577740, 2051062, 2366610, 3076593, 4102124, 4733220, 5127655, 6153186, 10255310, 12306372, 15382965, 20510620, 30765930, 61531860]

約数ペア:

[(1, 61531860), (2, 30765930), (3, 20510620), (4, 15382965), (5, 12306372), (6, 10255310), (10, 6153186), (12, 5127655), (13, 4733220), (15, 4102124), (20, 3076593), (26, 2366610), (30, 2051062), (39, 1577740), (52, 1183305), (60, 1025531), (65, 946644), (78, 788870), (130, 473322), (156, 394435), (195, 315548), (260, 236661), (390, 157774), (780, 78887)]