64730170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{208807}}^1$

素因数の和:208845

約数の個数: 16

約数和(自身を含む): 120273408

約数和(自身を除く): 55543238

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 208807, 417614, 1044035, 2088070, 6473017, 12946034, 32365085, 64730170]

約数ペア:

[(1, 64730170), (2, 32365085), (5, 12946034), (10, 6473017), (31, 2088070), (62, 1044035), (155, 417614), (310, 208807)]