218751490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{3697}}^1$

素因数の和:3862

約数の個数: 32

約数和(自身を含む): 404442864

約数和(自身を除く): 185691374

約数列:

[1, 2, 5, 10, 61, 97, 122, 194, 305, 485, 610, 970, 3697, 5917, 7394, 11834, 18485, 29585, 36970, 59170, 225517, 358609, 451034, 717218, 1127585, 1793045, 2255170, 3586090, 21875149, 43750298, 109375745, 218751490]

約数ペア:

[(1, 218751490), (2, 109375745), (5, 43750298), (10, 21875149), (61, 3586090), (97, 2255170), (122, 1793045), (194, 1127585), (305, 717218), (485, 451034), (610, 358609), (970, 225517), (3697, 59170), (5917, 36970), (7394, 29585), (11834, 18485)]