64564816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{130171}}^1$

素因数の和:130210

約数の個数: 20

約数和(自身を含む): 129130624

約数和(自身を除く): 64565808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 130171, 260342, 520684, 1041368, 2082736, 4035301, 8070602, 16141204, 32282408, 64564816]

約数ペア:

[(1, 64564816), (2, 32282408), (4, 16141204), (8, 8070602), (16, 4035301), (31, 2082736), (62, 1041368), (124, 520684), (248, 260342), (496, 130171)]