25919475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 47005920

約数和(自身を除く): 21086445

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 255, 425, 435, 493, 701, 725, 1275, 1479, 2103, 2175, 2465, 3505, 7395, 10515, 11917, 12325, 17525, 20329, 35751, 36975, 52575, 59585, 60987, 101645, 178755, 297925, 304935, 345593, 508225, 893775, 1036779, 1524675, 1727965, 5183895, 8639825, 25919475]

約数ペア:

[(1, 25919475), (3, 8639825), (5, 5183895), (15, 1727965), (17, 1524675), (25, 1036779), (29, 893775), (51, 508225), (75, 345593), (85, 304935), (87, 297925), (145, 178755), (255, 101645), (425, 60987), (435, 59585), (493, 52575), (701, 36975), (725, 35751), (1275, 20329), (1479, 17525), (2103, 12325), (2175, 11917), (2465, 10515), (3505, 7395)]