25731675

素因数分解:

$3^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 60

約数和(自身を含む): 48522936

約数和(自身を除く): 22791261

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 97, 131, 135, 225, 291, 393, 405, 485, 655, 675, 873, 1179, 1455, 1965, 2025, 2425, 2619, 3275, 3537, 4365, 5895, 7275, 7857, 9825, 10611, 12707, 13095, 17685, 21825, 29475, 38121, 39285, 53055, 63535, 65475, 88425, 114363, 190605, 196425, 265275, 317675, 343089, 571815, 953025, 1029267, 1715445, 2859075, 5146335, 8577225, 25731675]

約数ペア:

[(1, 25731675), (3, 8577225), (5, 5146335), (9, 2859075), (15, 1715445), (25, 1029267), (27, 953025), (45, 571815), (75, 343089), (81, 317675), (97, 265275), (131, 196425), (135, 190605), (225, 114363), (291, 88425), (393, 65475), (405, 63535), (485, 53055), (655, 39285), (675, 38121), (873, 29475), (1179, 21825), (1455, 17685), (1965, 13095), (2025, 12707), (2425, 10611), (2619, 9825), (3275, 7857), (3537, 7275), (4365, 5895)]