71640635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 100066752

約数和(自身を除く): 28426117

約数列:

[1, 5, 11, 17, 55, 85, 187, 193, 397, 935, 965, 1985, 2123, 3281, 4367, 6749, 10615, 16405, 21835, 33745, 36091, 74239, 76621, 180455, 371195, 383105, 842831, 1302557, 4214155, 6512785, 14328127, 71640635]

約数ペア:

[(1, 71640635), (5, 14328127), (11, 6512785), (17, 4214155), (55, 1302557), (85, 842831), (187, 383105), (193, 371195), (397, 180455), (935, 76621), (965, 74239), (1985, 36091), (2123, 33745), (3281, 21835), (4367, 16405), (6749, 10615)]