25261810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{641}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 52140672

約数和(自身を除く): 26878862

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 563, 641, 1126, 1282, 2815, 3205, 3941, 4487, 5630, 6410, 7882, 8974, 19705, 22435, 39410, 44870, 360883, 721766, 1804415, 2526181, 3608830, 5052362, 12630905, 25261810]

約数ペア:

[(1, 25261810), (2, 12630905), (5, 5052362), (7, 3608830), (10, 2526181), (14, 1804415), (35, 721766), (70, 360883), (563, 44870), (641, 39410), (1126, 22435), (1282, 19705), (2815, 8974), (3205, 7882), (3941, 6410), (4487, 5630)]