25223925

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 45393920

約数和(自身を除く): 20169995

約数列:

[1, 3, 5, 15, 19, 25, 31, 57, 75, 93, 95, 155, 285, 465, 475, 571, 589, 775, 1425, 1713, 1767, 2325, 2855, 2945, 8565, 8835, 10849, 14275, 14725, 17701, 32547, 42825, 44175, 53103, 54245, 88505, 162735, 265515, 271225, 336319, 442525, 813675, 1008957, 1327575, 1681595, 5044785, 8407975, 25223925]

約数ペア:

[(1, 25223925), (3, 8407975), (5, 5044785), (15, 1681595), (19, 1327575), (25, 1008957), (31, 813675), (57, 442525), (75, 336319), (93, 271225), (95, 265515), (155, 162735), (285, 88505), (465, 54245), (475, 53103), (571, 44175), (589, 42825), (775, 32547), (1425, 17701), (1713, 14725), (1767, 14275), (2325, 10849), (2855, 8835), (2945, 8565)]