205339725

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4987}}^1$

素因数の和:5067

約数の個数: 48

約数和(自身を含む): 383477440

約数和(自身を除く): 178137715

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 135, 183, 225, 305, 549, 675, 915, 1525, 1647, 2745, 4575, 4987, 8235, 13725, 14961, 24935, 41175, 44883, 74805, 124675, 134649, 224415, 304207, 374025, 673245, 912621, 1122075, 1521035, 2737863, 3366225, 4563105, 7605175, 8213589, 13689315, 22815525, 41067945, 68446575, 205339725]

約数ペア:

[(1, 205339725), (3, 68446575), (5, 41067945), (9, 22815525), (15, 13689315), (25, 8213589), (27, 7605175), (45, 4563105), (61, 3366225), (75, 2737863), (135, 1521035), (183, 1122075), (225, 912621), (305, 673245), (549, 374025), (675, 304207), (915, 224415), (1525, 134649), (1647, 124675), (2745, 74805), (4575, 44883), (4987, 41175), (8235, 24935), (13725, 14961)]