55402945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 74057760

約数和(自身を除く): 18654815

約数列:

[1, 5, 13, 61, 65, 89, 157, 305, 445, 785, 793, 1157, 2041, 3965, 5429, 5785, 9577, 10205, 13973, 27145, 47885, 69865, 70577, 124501, 181649, 352885, 622505, 852353, 908245, 4261765, 11080589, 55402945]

約数ペア:

[(1, 55402945), (5, 11080589), (13, 4261765), (61, 908245), (65, 852353), (89, 622505), (157, 352885), (305, 181649), (445, 124501), (785, 70577), (793, 69865), (1157, 47885), (2041, 27145), (3965, 13973), (5429, 10205), (5785, 9577)]