51565020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66109}}^1$

素因数の和:66134

約数の個数: 48

約数和(自身を含む): 155490720

約数和(自身を除く): 103925700

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, 66109, 132218, 198327, 264436, 330545, 396654, 661090, 793308, 859417, 991635, 1322180, 1718834, 1983270, 2578251, 3437668, 3966540, 4297085, 5156502, 8594170, 10313004, 12891255, 17188340, 25782510, 51565020]

約数ペア:

[(1, 51565020), (2, 25782510), (3, 17188340), (4, 12891255), (5, 10313004), (6, 8594170), (10, 5156502), (12, 4297085), (13, 3966540), (15, 3437668), (20, 2578251), (26, 1983270), (30, 1718834), (39, 1322180), (52, 991635), (60, 859417), (65, 793308), (78, 661090), (130, 396654), (156, 330545), (195, 264436), (260, 198327), (390, 132218), (780, 66109)]