72547415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1549}}^1$

素因数の和:1619

約数の個数: 32

約数和(自身を含む): 100440000

約数和(自身を除く): 27892585

約数列:

[1, 5, 17, 19, 29, 85, 95, 145, 323, 493, 551, 1549, 1615, 2465, 2755, 7745, 9367, 26333, 29431, 44921, 46835, 131665, 147155, 224605, 500327, 763657, 853499, 2501635, 3818285, 4267495, 14509483, 72547415]

約数ペア:

[(1, 72547415), (5, 14509483), (17, 4267495), (19, 3818285), (29, 2501635), (85, 853499), (95, 763657), (145, 500327), (323, 224605), (493, 147155), (551, 131665), (1549, 46835), (1615, 44921), (2465, 29431), (2755, 26333), (7745, 9367)]