25987910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4649}}^1$

素因数の和:4712

約数の個数: 32

約数和(自身を含む): 51559200

約数和(自身を除く): 25571290

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 4649, 5590, 9298, 23245, 46490, 60437, 120874, 199907, 302185, 399814, 604370, 999535, 1999070, 2598791, 5197582, 12993955, 25987910]

約数ペア:

[(1, 25987910), (2, 12993955), (5, 5197582), (10, 2598791), (13, 1999070), (26, 999535), (43, 604370), (65, 399814), (86, 302185), (130, 199907), (215, 120874), (430, 60437), (559, 46490), (1118, 23245), (2795, 9298), (4649, 5590)]