8113475

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:108

約数の個数: 36

約数和(自身を含む): 11338560

約数和(自身を除く): 3225085

約数列:

[1, 5, 19, 25, 29, 31, 95, 145, 155, 361, 475, 551, 589, 725, 775, 899, 1805, 2755, 2945, 4495, 9025, 10469, 11191, 13775, 14725, 17081, 22475, 52345, 55955, 85405, 261725, 279775, 324539, 427025, 1622695, 8113475]

約数ペア:

[(1, 8113475), (5, 1622695), (19, 427025), (25, 324539), (29, 279775), (31, 261725), (95, 85405), (145, 55955), (155, 52345), (361, 22475), (475, 17081), (551, 14725), (589, 13775), (725, 11191), (775, 10469), (899, 9025), (1805, 4495), (2755, 2945)]