783125620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{17551}}^1$

素因数の和:17680

約数の個数: 48

約数和(自身を含む): 1733856768

約数和(自身を除く): 950731148

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1940, 2231, 4462, 8924, 11155, 17551, 22310, 35102, 44620, 70204, 87755, 175510, 351020, 403673, 807346, 1614692, 1702447, 2018365, 3404894, 4036730, 6809788, 8073460, 8512235, 17024470, 34048940, 39156281, 78312562, 156625124, 195781405, 391562810, 783125620]

約数ペア:

[(1, 783125620), (2, 391562810), (4, 195781405), (5, 156625124), (10, 78312562), (20, 39156281), (23, 34048940), (46, 17024470), (92, 8512235), (97, 8073460), (115, 6809788), (194, 4036730), (230, 3404894), (388, 2018365), (460, 1702447), (485, 1614692), (970, 807346), (1940, 403673), (2231, 351020), (4462, 175510), (8924, 87755), (11155, 70204), (17551, 44620), (22310, 35102)]