68627960

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{9479}}^1$

素因数の和:9671

約数の個数: 32

約数和(自身を含む): 155282400

約数和(自身を除く): 86654440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 9479, 18958, 37916, 47395, 75832, 94790, 189580, 379160, 1715699, 3431398, 6862796, 8578495, 13725592, 17156990, 34313980, 68627960]

約数ペア:

[(1, 68627960), (2, 34313980), (4, 17156990), (5, 13725592), (8, 8578495), (10, 6862796), (20, 3431398), (40, 1715699), (181, 379160), (362, 189580), (724, 94790), (905, 75832), (1448, 47395), (1810, 37916), (3620, 18958), (7240, 9479)]