207950800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:665

約数の個数: 120

約数和(自身を含む): 539905176

約数和(自身を除く): 331954376

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 53, 68, 80, 85, 100, 106, 136, 170, 200, 212, 265, 272, 340, 400, 424, 425, 530, 577, 680, 848, 850, 901, 1060, 1154, 1325, 1360, 1700, 1802, 2120, 2308, 2650, 2885, 3400, 3604, 4240, 4505, 4616, 5300, 5770, 6800, 7208, 9010, 9232, 9809, 10600, 11540, 14416, 14425, 18020, 19618, 21200, 22525, 23080, 28850, 30581, 36040, 39236, 45050, 46160, 49045, 57700, 61162, 72080, 78472, 90100, 98090, 115400, 122324, 152905, 156944, 180200, 196180, 230800, 244648, 245225, 305810, 360400, 392360, 489296, 490450, 519877, 611620, 764525, 784720, 980900, 1039754, 1223240, 1529050, 1961800, 2079508, 2446480, 2599385, 3058100, 3923600, 4159016, 5198770, 6116200, 8318032, 10397540, 12232400, 12996925, 20795080, 25993850, 41590160, 51987700, 103975400, 207950800]

約数ペア:

[(1, 207950800), (2, 103975400), (4, 51987700), (5, 41590160), (8, 25993850), (10, 20795080), (16, 12996925), (17, 12232400), (20, 10397540), (25, 8318032), (34, 6116200), (40, 5198770), (50, 4159016), (53, 3923600), (68, 3058100), (80, 2599385), (85, 2446480), (100, 2079508), (106, 1961800), (136, 1529050), (170, 1223240), (200, 1039754), (212, 980900), (265, 784720), (272, 764525), (340, 611620), (400, 519877), (424, 490450), (425, 489296), (530, 392360), (577, 360400), (680, 305810), (848, 245225), (850, 244648), (901, 230800), (1060, 196180), (1154, 180200), (1325, 156944), (1360, 152905), (1700, 122324), (1802, 115400), (2120, 98090), (2308, 90100), (2650, 78472), (2885, 72080), (3400, 61162), (3604, 57700), (4240, 49045), (4505, 46160), (4616, 45050), (5300, 39236), (5770, 36040), (6800, 30581), (7208, 28850), (9010, 23080), (9232, 22525), (9809, 21200), (10600, 19618), (11540, 18020), (14416, 14425)]