25628920945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1\times {\mathrm{10067}}^1$

素因数の和:10641

約数の個数: 32

約数和(自身を含む): 33168341376

約数和(自身を除く): 7539420431

約数列:

[1, 5, 17, 61, 85, 305, 491, 1037, 2455, 5185, 8347, 10067, 29951, 41735, 50335, 149755, 171139, 509167, 614087, 855695, 2545835, 3070435, 4942897, 10439479, 24714485, 52197395, 84029249, 301516717, 420146245, 1507583585, 5125784189, 25628920945]

約数ペア:

[(1, 25628920945), (5, 5125784189), (17, 1507583585), (61, 420146245), (85, 301516717), (305, 84029249), (491, 52197395), (1037, 24714485), (2455, 10439479), (5185, 4942897), (8347, 3070435), (10067, 2545835), (29951, 855695), (41735, 614087), (50335, 509167), (149755, 171139)]