40131825

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 70328832

約数和(自身を除く): 30197007

約数列:

[1, 3, 5, 15, 25, 31, 41, 75, 93, 123, 155, 205, 421, 465, 615, 775, 1025, 1263, 1271, 2105, 2325, 3075, 3813, 6315, 6355, 10525, 13051, 17261, 19065, 31575, 31775, 39153, 51783, 65255, 86305, 95325, 195765, 258915, 326275, 431525, 535091, 978825, 1294575, 1605273, 2675455, 8026365, 13377275, 40131825]

約数ペア:

[(1, 40131825), (3, 13377275), (5, 8026365), (15, 2675455), (25, 1605273), (31, 1294575), (41, 978825), (75, 535091), (93, 431525), (123, 326275), (155, 258915), (205, 195765), (421, 95325), (465, 86305), (615, 65255), (775, 51783), (1025, 39153), (1263, 31775), (1271, 31575), (2105, 19065), (2325, 17261), (3075, 13051), (3813, 10525), (6315, 6355)]