42150375

素因数分解:

$3^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:231

約数の個数: 80

約数和(自身を含む): 82450368

約数和(自身を除く): 40299993

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 125, 135, 181, 207, 225, 345, 375, 405, 543, 575, 621, 675, 905, 1035, 1125, 1629, 1725, 1863, 2025, 2715, 2875, 3105, 3375, 4163, 4525, 4887, 5175, 8145, 8625, 9315, 10125, 12489, 13575, 14661, 15525, 20815, 22625, 24435, 25875, 37467, 40725, 46575, 62445, 67875, 73305, 77625, 104075, 112401, 122175, 187335, 203625, 232875, 312225, 337203, 366525, 520375, 562005, 610875, 936675, 1561125, 1686015, 1832625, 2810025, 4683375, 8430075, 14050125, 42150375]

約数ペア:

[(1, 42150375), (3, 14050125), (5, 8430075), (9, 4683375), (15, 2810025), (23, 1832625), (25, 1686015), (27, 1561125), (45, 936675), (69, 610875), (75, 562005), (81, 520375), (115, 366525), (125, 337203), (135, 312225), (181, 232875), (207, 203625), (225, 187335), (345, 122175), (375, 112401), (405, 104075), (543, 77625), (575, 73305), (621, 67875), (675, 62445), (905, 46575), (1035, 40725), (1125, 37467), (1629, 25875), (1725, 24435), (1863, 22625), (2025, 20815), (2715, 15525), (2875, 14661), (3105, 13575), (3375, 12489), (4163, 10125), (4525, 9315), (4887, 8625), (5175, 8145)]