25400210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^3\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 64

約数和(自身を含む): 54120960

約数和(自身を除く): 28720750

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 47, 55, 85, 94, 110, 170, 187, 235, 289, 374, 470, 517, 578, 799, 935, 1034, 1445, 1598, 1870, 2585, 2890, 3179, 3995, 4913, 5170, 6358, 7990, 8789, 9826, 13583, 15895, 17578, 24565, 27166, 31790, 43945, 49130, 54043, 67915, 87890, 108086, 135830, 149413, 230911, 270215, 298826, 461822, 540430, 747065, 1154555, 1494130, 2309110, 2540021, 5080042, 12700105, 25400210]

約数ペア:

[(1, 25400210), (2, 12700105), (5, 5080042), (10, 2540021), (11, 2309110), (17, 1494130), (22, 1154555), (34, 747065), (47, 540430), (55, 461822), (85, 298826), (94, 270215), (110, 230911), (170, 149413), (187, 135830), (235, 108086), (289, 87890), (374, 67915), (470, 54043), (517, 49130), (578, 43945), (799, 31790), (935, 27166), (1034, 24565), (1445, 17578), (1598, 15895), (1870, 13583), (2585, 9826), (2890, 8789), (3179, 7990), (3995, 6358), (4913, 5170)]