61564620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78929}}^1$

素因数の和:78954

約数の個数: 48

約数和(自身を含む): 185643360

約数和(自身を除く): 124078740

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, 78929, 157858, 236787, 315716, 394645, 473574, 789290, 947148, 1026077, 1183935, 1578580, 2052154, 2367870, 3078231, 4104308, 4735740, 5130385, 6156462, 10260770, 12312924, 15391155, 20521540, 30782310, 61564620]

約数ペア:

[(1, 61564620), (2, 30782310), (3, 20521540), (4, 15391155), (5, 12312924), (6, 10260770), (10, 6156462), (12, 5130385), (13, 4735740), (15, 4104308), (20, 3078231), (26, 2367870), (30, 2052154), (39, 1578580), (52, 1183935), (60, 1026077), (65, 947148), (78, 789290), (130, 473574), (156, 394645), (195, 315716), (260, 236787), (390, 157858), (780, 78929)]