87964960

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4013}}^1$

素因数の和:4165

約数の個数: 48

約数和(自身を含む): 209386296

約数和(自身を除く): 121421336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 2192, 2740, 4013, 4384, 5480, 8026, 10960, 16052, 20065, 21920, 32104, 40130, 64208, 80260, 128416, 160520, 321040, 549781, 642080, 1099562, 2199124, 2748905, 4398248, 5497810, 8796496, 10995620, 17592992, 21991240, 43982480, 87964960]

約数ペア:

[(1, 87964960), (2, 43982480), (4, 21991240), (5, 17592992), (8, 10995620), (10, 8796496), (16, 5497810), (20, 4398248), (32, 2748905), (40, 2199124), (80, 1099562), (137, 642080), (160, 549781), (274, 321040), (548, 160520), (685, 128416), (1096, 80260), (1370, 64208), (2192, 40130), (2740, 32104), (4013, 21920), (4384, 20065), (5480, 16052), (8026, 10960)]