78649160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67801}}^1$

素因数の和:67841

約数の個数: 32

約数和(自身を含む): 183065400

約数和(自身を除く): 104416240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 67801, 135602, 271204, 339005, 542408, 678010, 1356020, 1966229, 2712040, 3932458, 7864916, 9831145, 15729832, 19662290, 39324580, 78649160]

約数ペア:

[(1, 78649160), (2, 39324580), (4, 19662290), (5, 15729832), (8, 9831145), (10, 7864916), (20, 3932458), (29, 2712040), (40, 1966229), (58, 1356020), (116, 678010), (145, 542408), (232, 339005), (290, 271204), (580, 135602), (1160, 67801)]