25758590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18013}}^1$

素因数の和:18044

約数の個数: 32

約数和(自身を含む): 54474336

約数和(自身を除く): 28715746

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 18013, 36026, 90065, 180130, 198143, 234169, 396286, 468338, 990715, 1170845, 1981430, 2341690, 2575859, 5151718, 12879295, 25758590]

約数ペア:

[(1, 25758590), (2, 12879295), (5, 5151718), (10, 2575859), (11, 2341690), (13, 1981430), (22, 1170845), (26, 990715), (55, 468338), (65, 396286), (110, 234169), (130, 198143), (143, 180130), (286, 90065), (715, 36026), (1430, 18013)]