25194475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 35712000

約数和(自身を除く): 10517525

約数列:

[1, 5, 19, 25, 29, 31, 59, 95, 145, 155, 295, 475, 551, 589, 725, 775, 899, 1121, 1475, 1711, 1829, 2755, 2945, 4495, 5605, 8555, 9145, 13775, 14725, 17081, 22475, 28025, 32509, 34751, 42775, 45725, 53041, 85405, 162545, 173755, 265205, 427025, 812725, 868775, 1007779, 1326025, 5038895, 25194475]

約数ペア:

[(1, 25194475), (5, 5038895), (19, 1326025), (25, 1007779), (29, 868775), (31, 812725), (59, 427025), (95, 265205), (145, 173755), (155, 162545), (295, 85405), (475, 53041), (551, 45725), (589, 42775), (725, 34751), (775, 32509), (899, 28025), (1121, 22475), (1475, 17081), (1711, 14725), (1829, 13775), (2755, 9145), (2945, 8555), (4495, 5605)]