40100005

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 53625600

約数和(自身を除く): 13525595

約数列:

[1, 5, 11, 55, 79, 121, 395, 605, 839, 869, 4195, 4345, 9229, 9559, 46145, 47795, 66281, 101519, 331405, 507595, 729091, 3645455, 8020001, 40100005]

約数ペア:

[(1, 40100005), (5, 8020001), (11, 3645455), (55, 729091), (79, 507595), (121, 331405), (395, 101519), (605, 66281), (839, 47795), (869, 46145), (4195, 9559), (4345, 9229)]