64661704

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 123492600

約数和(自身を除く): 58830896

約数列:

[1, 2, 4, 8, 89, 178, 197, 356, 394, 461, 712, 788, 922, 1576, 1844, 3688, 17533, 35066, 41029, 70132, 82058, 90817, 140264, 164116, 181634, 328232, 363268, 726536, 8082713, 16165426, 32330852, 64661704]

約数ペア:

[(1, 64661704), (2, 32330852), (4, 16165426), (8, 8082713), (89, 726536), (178, 363268), (197, 328232), (356, 181634), (394, 164116), (461, 140264), (712, 90817), (788, 82058), (922, 70132), (1576, 41029), (1844, 35066), (3688, 17533)]