68627080

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{12343}}^1$

素因数の和:12493

約数の個数: 32

約数和(自身を含む): 155534400

約数和(自身を除く): 86907320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 12343, 24686, 49372, 61715, 98744, 123430, 246860, 493720, 1715677, 3431354, 6862708, 8578385, 13725416, 17156770, 34313540, 68627080]

約数ペア:

[(1, 68627080), (2, 34313540), (4, 17156770), (5, 13725416), (8, 8578385), (10, 6862708), (20, 3431354), (40, 1715677), (139, 493720), (278, 246860), (556, 123430), (695, 98744), (1112, 61715), (1390, 49372), (2780, 24686), (5560, 12343)]