522653900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1979}}^1$

素因数の和:2151

約数の個数: 72

約数和(自身を含む): 1203048000

約数和(自身を除く): 680394100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 139, 190, 278, 380, 475, 556, 695, 950, 1390, 1900, 1979, 2641, 2780, 3475, 3958, 5282, 6950, 7916, 9895, 10564, 13205, 13900, 19790, 26410, 37601, 39580, 49475, 52820, 66025, 75202, 98950, 132050, 150404, 188005, 197900, 264100, 275081, 376010, 550162, 752020, 940025, 1100324, 1375405, 1880050, 2750810, 3760100, 5226539, 5501620, 6877025, 10453078, 13754050, 20906156, 26132695, 27508100, 52265390, 104530780, 130663475, 261326950, 522653900]

約数ペア:

[(1, 522653900), (2, 261326950), (4, 130663475), (5, 104530780), (10, 52265390), (19, 27508100), (20, 26132695), (25, 20906156), (38, 13754050), (50, 10453078), (76, 6877025), (95, 5501620), (100, 5226539), (139, 3760100), (190, 2750810), (278, 1880050), (380, 1375405), (475, 1100324), (556, 940025), (695, 752020), (950, 550162), (1390, 376010), (1900, 275081), (1979, 264100), (2641, 197900), (2780, 188005), (3475, 150404), (3958, 132050), (5282, 98950), (6950, 75202), (7916, 66025), (9895, 52820), (10564, 49475), (13205, 39580), (13900, 37601), (19790, 26410)]