89990605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 120434688

約数和(自身を除く): 30444083

約数列:

[1, 5, 17, 23, 85, 115, 191, 241, 391, 955, 1205, 1955, 3247, 4097, 4393, 5543, 16235, 20485, 21965, 27715, 46031, 74681, 94231, 230155, 373405, 471155, 782527, 1058713, 3912635, 5293565, 17998121, 89990605]

約数ペア:

[(1, 89990605), (5, 17998121), (17, 5293565), (23, 3912635), (85, 1058713), (115, 782527), (191, 471155), (241, 373405), (391, 230155), (955, 94231), (1205, 74681), (1955, 46031), (3247, 27715), (4097, 21965), (4393, 20485), (5543, 16235)]