51501825

素因数分解:

$3^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{877}}^1$

素因数の和:928

約数の個数: 60

約数和(自身を含む): 98801340

約数和(自身を除く): 47299515

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 135, 145, 225, 261, 405, 435, 675, 725, 783, 877, 1305, 2025, 2175, 2349, 2631, 3915, 4385, 6525, 7893, 11745, 13155, 19575, 21925, 23679, 25433, 39465, 58725, 65775, 71037, 76299, 118395, 127165, 197325, 228897, 355185, 381495, 591975, 635825, 686691, 1144485, 1775925, 1907475, 2060073, 3433455, 5722425, 10300365, 17167275, 51501825]

約数ペア:

[(1, 51501825), (3, 17167275), (5, 10300365), (9, 5722425), (15, 3433455), (25, 2060073), (27, 1907475), (29, 1775925), (45, 1144485), (75, 686691), (81, 635825), (87, 591975), (135, 381495), (145, 355185), (225, 228897), (261, 197325), (405, 127165), (435, 118395), (675, 76299), (725, 71037), (783, 65775), (877, 58725), (1305, 39465), (2025, 25433), (2175, 23679), (2349, 21925), (2631, 19575), (3915, 13155), (4385, 11745), (6525, 7893)]