51955740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16979}}^1$

素因数の和:17011

約数の個数: 72

約数和(自身を含む): 166879440

約数和(自身を除く): 114923700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 16979, 33958, 50937, 67916, 84895, 101874, 152811, 169790, 203748, 254685, 288643, 305622, 339580, 509370, 577286, 611244, 764055, 865929, 1018740, 1154572, 1443215, 1528110, 1731858, 2597787, 2886430, 3056220, 3463716, 4329645, 5195574, 5772860, 8659290, 10391148, 12988935, 17318580, 25977870, 51955740]

約数ペア:

[(1, 51955740), (2, 25977870), (3, 17318580), (4, 12988935), (5, 10391148), (6, 8659290), (9, 5772860), (10, 5195574), (12, 4329645), (15, 3463716), (17, 3056220), (18, 2886430), (20, 2597787), (30, 1731858), (34, 1528110), (36, 1443215), (45, 1154572), (51, 1018740), (60, 865929), (68, 764055), (85, 611244), (90, 577286), (102, 509370), (153, 339580), (170, 305622), (180, 288643), (204, 254685), (255, 203748), (306, 169790), (340, 152811), (510, 101874), (612, 84895), (765, 67916), (1020, 50937), (1530, 33958), (3060, 16979)]