64347760

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{13633}}^1$

素因数の和:13705

約数の個数: 40

約数和(自身を含む): 152155440

約数和(自身を除く): 87807680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 13633, 27266, 54532, 68165, 109064, 136330, 218128, 272660, 545320, 804347, 1090640, 1608694, 3217388, 4021735, 6434776, 8043470, 12869552, 16086940, 32173880, 64347760]

約数ペア:

[(1, 64347760), (2, 32173880), (4, 16086940), (5, 12869552), (8, 8043470), (10, 6434776), (16, 4021735), (20, 3217388), (40, 1608694), (59, 1090640), (80, 804347), (118, 545320), (236, 272660), (295, 218128), (472, 136330), (590, 109064), (944, 68165), (1180, 54532), (2360, 27266), (4720, 13633)]