11998025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 17707200

約数和(自身を除く): 5709175

約数列:

[1, 5, 13, 19, 25, 29, 65, 67, 95, 145, 247, 325, 335, 377, 475, 551, 725, 871, 1235, 1273, 1675, 1885, 1943, 2755, 4355, 6175, 6365, 7163, 9425, 9715, 13775, 16549, 21775, 25259, 31825, 35815, 36917, 48575, 82745, 126295, 179075, 184585, 413725, 479921, 631475, 922925, 2399605, 11998025]

約数ペア:

[(1, 11998025), (5, 2399605), (13, 922925), (19, 631475), (25, 479921), (29, 413725), (65, 184585), (67, 179075), (95, 126295), (145, 82745), (247, 48575), (325, 36917), (335, 35815), (377, 31825), (475, 25259), (551, 21775), (725, 16549), (871, 13775), (1235, 9715), (1273, 9425), (1675, 7163), (1885, 6365), (1943, 6175), (2755, 4355)]