90910575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 187675488

約数和(自身を除く): 96764913

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 197, 225, 293, 315, 525, 591, 879, 985, 1379, 1465, 1575, 1773, 2051, 2637, 2955, 4137, 4395, 4925, 6153, 6895, 7325, 8865, 10255, 12411, 13185, 14775, 18459, 20685, 21975, 30765, 34475, 44325, 51275, 57721, 62055, 65925, 92295, 103425, 153825, 173163, 288605, 310275, 404047, 461475, 519489, 865815, 1212141, 1443025, 2020235, 2597445, 3636423, 4329075, 6060705, 10101175, 12987225, 18182115, 30303525, 90910575]

約数ペア:

[(1, 90910575), (3, 30303525), (5, 18182115), (7, 12987225), (9, 10101175), (15, 6060705), (21, 4329075), (25, 3636423), (35, 2597445), (45, 2020235), (63, 1443025), (75, 1212141), (105, 865815), (175, 519489), (197, 461475), (225, 404047), (293, 310275), (315, 288605), (525, 173163), (591, 153825), (879, 103425), (985, 92295), (1379, 65925), (1465, 62055), (1575, 57721), (1773, 51275), (2051, 44325), (2637, 34475), (2955, 30765), (4137, 21975), (4395, 20685), (4925, 18459), (6153, 14775), (6895, 13185), (7325, 12411), (8865, 10255)]