1870292725

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 2814194880

約数和(自身を除く): 943902155

約数列:

[1, 5, 7, 23, 25, 35, 89, 115, 161, 175, 227, 445, 529, 575, 623, 805, 1135, 1589, 2047, 2225, 2645, 3115, 3703, 4025, 5221, 5675, 7945, 10235, 13225, 14329, 15575, 18515, 20203, 26105, 36547, 39725, 47081, 51175, 71645, 92575, 101015, 120083, 130525, 141421, 182735, 235405, 329567, 358225, 464669, 505075, 600415, 707105, 840581, 913675, 1177025, 1647835, 2323345, 3002075, 3252683, 3535525, 4202905, 8239175, 10687387, 11616725, 16263415, 21014525, 53436935, 74811709, 81317075, 267184675, 374058545, 1870292725]

約数ペア:

[(1, 1870292725), (5, 374058545), (7, 267184675), (23, 81317075), (25, 74811709), (35, 53436935), (89, 21014525), (115, 16263415), (161, 11616725), (175, 10687387), (227, 8239175), (445, 4202905), (529, 3535525), (575, 3252683), (623, 3002075), (805, 2323345), (1135, 1647835), (1589, 1177025), (2047, 913675), (2225, 840581), (2645, 707105), (3115, 600415), (3703, 505075), (4025, 464669), (5221, 358225), (5675, 329567), (7945, 235405), (10235, 182735), (13225, 141421), (14329, 130525), (15575, 120083), (18515, 101015), (20203, 92575), (26105, 71645), (36547, 51175), (39725, 47081)]