65388040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{56369}}^1$

素因数の和:56409

約数の個数: 32

約数和(自身を含む): 152199000

約数和(自身を除く): 86810960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 56369, 112738, 225476, 281845, 450952, 563690, 1127380, 1634701, 2254760, 3269402, 6538804, 8173505, 13077608, 16347010, 32694020, 65388040]

約数ペア:

[(1, 65388040), (2, 32694020), (4, 16347010), (5, 13077608), (8, 8173505), (10, 6538804), (20, 3269402), (29, 2254760), (40, 1634701), (58, 1127380), (116, 563690), (145, 450952), (232, 281845), (290, 225476), (580, 112738), (1160, 56369)]