66436760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127763}}^1$

素因数の和:127787

約数の個数: 32

約数和(自身を含む): 160982640

約数和(自身を除く): 94545880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 127763, 255526, 511052, 638815, 1022104, 1277630, 1660919, 2555260, 3321838, 5110520, 6643676, 8304595, 13287352, 16609190, 33218380, 66436760]

約数ペア:

[(1, 66436760), (2, 33218380), (4, 16609190), (5, 13287352), (8, 8304595), (10, 6643676), (13, 5110520), (20, 3321838), (26, 2555260), (40, 1660919), (52, 1277630), (65, 1022104), (104, 638815), (130, 511052), (260, 255526), (520, 127763)]