65697160

素因数分解:

$2^3\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1481}}^1$

素因数の和:2601

約数の個数: 32

約数和(自身を含む): 148051800

約数和(自身を除く): 82354640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1109, 1481, 2218, 2962, 4436, 5545, 5924, 7405, 8872, 11090, 11848, 14810, 22180, 29620, 44360, 59240, 1642429, 3284858, 6569716, 8212145, 13139432, 16424290, 32848580, 65697160]

約数ペア:

[(1, 65697160), (2, 32848580), (4, 16424290), (5, 13139432), (8, 8212145), (10, 6569716), (20, 3284858), (40, 1642429), (1109, 59240), (1481, 44360), (2218, 29620), (2962, 22180), (4436, 14810), (5545, 11848), (5924, 11090), (7405, 8872)]