64940570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{1483}}^1$

素因数の和:1670

約数の個数: 32

約数和(自身を含む): 121806720

約数和(自身を除く): 56866150

約数列:

[1, 2, 5, 10, 29, 58, 145, 151, 290, 302, 755, 1483, 1510, 2966, 4379, 7415, 8758, 14830, 21895, 43007, 43790, 86014, 215035, 223933, 430070, 447866, 1119665, 2239330, 6494057, 12988114, 32470285, 64940570]

約数ペア:

[(1, 64940570), (2, 32470285), (5, 12988114), (10, 6494057), (29, 2239330), (58, 1119665), (145, 447866), (151, 430070), (290, 223933), (302, 215035), (755, 86014), (1483, 43790), (1510, 43007), (2966, 21895), (4379, 14830), (7415, 8758)]