67321125

素因数分解:

$3^4\times 5^3\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 80

約数和(自身を含む): 128734320

約数和(自身を除く): 61413195

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 81, 109, 125, 135, 183, 225, 305, 327, 375, 405, 545, 549, 675, 915, 981, 1125, 1525, 1635, 1647, 2025, 2725, 2745, 2943, 3375, 4575, 4905, 4941, 6649, 7625, 8175, 8235, 8829, 10125, 13625, 13725, 14715, 19947, 22875, 24525, 24705, 33245, 40875, 41175, 44145, 59841, 68625, 73575, 99735, 122625, 123525, 166225, 179523, 205875, 220725, 299205, 367875, 498675, 538569, 617625, 831125, 897615, 1103625, 1496025, 2493375, 2692845, 4488075, 7480125, 13464225, 22440375, 67321125]

約数ペア:

[(1, 67321125), (3, 22440375), (5, 13464225), (9, 7480125), (15, 4488075), (25, 2692845), (27, 2493375), (45, 1496025), (61, 1103625), (75, 897615), (81, 831125), (109, 617625), (125, 538569), (135, 498675), (183, 367875), (225, 299205), (305, 220725), (327, 205875), (375, 179523), (405, 166225), (545, 123525), (549, 122625), (675, 99735), (915, 73575), (981, 68625), (1125, 59841), (1525, 44145), (1635, 41175), (1647, 40875), (2025, 33245), (2725, 24705), (2745, 24525), (2943, 22875), (3375, 19947), (4575, 14715), (4905, 13725), (4941, 13625), (6649, 10125), (7625, 8829), (8175, 8235)]