164265985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2437}}^1$

素因数の和:2533

約数の個数: 32

約数和(自身を含む): 228547872

約数和(自身を除く): 64281887

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 305, 793, 1037, 1105, 2437, 3965, 5185, 12185, 13481, 31681, 41429, 67405, 148657, 158405, 207145, 538577, 743285, 1932541, 2527169, 2692885, 9662705, 12635845, 32853197, 164265985]

約数ペア:

[(1, 164265985), (5, 32853197), (13, 12635845), (17, 9662705), (61, 2692885), (65, 2527169), (85, 1932541), (221, 743285), (305, 538577), (793, 207145), (1037, 158405), (1105, 148657), (2437, 67405), (3965, 41429), (5185, 31681), (12185, 13481)]