25181776

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{25801}}^1$

素因数の和:25870

約数の個数: 20

約数和(自身を含む): 49591444

約数和(自身を除く): 24409668

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 25801, 51602, 103204, 206408, 412816, 1573861, 3147722, 6295444, 12590888, 25181776]

約数ペア:

[(1, 25181776), (2, 12590888), (4, 6295444), (8, 3147722), (16, 1573861), (61, 412816), (122, 206408), (244, 103204), (488, 51602), (976, 25801)]