45144280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{27527}}^1$

素因数の和:27579

約数の個数: 32

約数和(自身を含む): 104055840

約数和(自身を除く): 58911560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 27527, 55054, 110108, 137635, 220216, 275270, 550540, 1101080, 1128607, 2257214, 4514428, 5643035, 9028856, 11286070, 22572140, 45144280]

約数ペア:

[(1, 45144280), (2, 22572140), (4, 11286070), (5, 9028856), (8, 5643035), (10, 4514428), (20, 2257214), (40, 1128607), (41, 1101080), (82, 550540), (164, 275270), (205, 220216), (328, 137635), (410, 110108), (820, 55054), (1640, 27527)]