25909390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15331}}^1$

素因数の和:15364

約数の個数: 24

約数和(自身を含む): 50503608

約数和(自身を除く): 24594218

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 15331, 30662, 76655, 153310, 199303, 398606, 996515, 1993030, 2590939, 5181878, 12954695, 25909390]

約数ペア:

[(1, 25909390), (2, 12954695), (5, 5181878), (10, 2590939), (13, 1993030), (26, 996515), (65, 398606), (130, 199303), (169, 153310), (338, 76655), (845, 30662), (1690, 15331)]