68480125

素因数分解:

$5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1283}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 99350784

約数和(自身を除く): 30870659

約数列:

[1, 5, 7, 25, 35, 61, 125, 175, 305, 427, 875, 1283, 1525, 2135, 6415, 7625, 8981, 10675, 32075, 44905, 53375, 78263, 160375, 224525, 391315, 547841, 1122625, 1956575, 2739205, 9782875, 13696025, 68480125]

約数ペア:

[(1, 68480125), (5, 13696025), (7, 9782875), (25, 2739205), (35, 1956575), (61, 1122625), (125, 547841), (175, 391315), (305, 224525), (427, 160375), (875, 78263), (1283, 53375), (1525, 44905), (2135, 32075), (6415, 10675), (7625, 8981)]