5198868040

素因数分解:

$2^3\times 5^1\times {\mathrm{1619}}^1\times {\mathrm{80279}}^1$

素因数の和:81909

約数の個数: 32

約数和(自身を含む): 11704824000

約数和(自身を除く): 6505955960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1619, 3238, 6476, 8095, 12952, 16190, 32380, 64760, 80279, 160558, 321116, 401395, 642232, 802790, 1605580, 3211160, 129971701, 259943402, 519886804, 649858505, 1039773608, 1299717010, 2599434020, 5198868040]

約数ペア:

[(1, 5198868040), (2, 2599434020), (4, 1299717010), (5, 1039773608), (8, 649858505), (10, 519886804), (20, 259943402), (40, 129971701), (1619, 3211160), (3238, 1605580), (6476, 802790), (8095, 642232), (12952, 401395), (16190, 321116), (32380, 160558), (64760, 80279)]