74864010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1381}}^1$

素因数の和:1543

約数の個数: 64

約数和(自身を含む): 195027840

約数和(自身を除く): 120163830

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 139, 195, 278, 390, 417, 695, 834, 1381, 1390, 1807, 2085, 2762, 3614, 4143, 4170, 5421, 6905, 8286, 9035, 10842, 13810, 17953, 18070, 20715, 27105, 35906, 41430, 53859, 54210, 89765, 107718, 179530, 191959, 269295, 383918, 538590, 575877, 959795, 1151754, 1919590, 2495467, 2879385, 4990934, 5758770, 7486401, 12477335, 14972802, 24954670, 37432005, 74864010]

約数ペア:

[(1, 74864010), (2, 37432005), (3, 24954670), (5, 14972802), (6, 12477335), (10, 7486401), (13, 5758770), (15, 4990934), (26, 2879385), (30, 2495467), (39, 1919590), (65, 1151754), (78, 959795), (130, 575877), (139, 538590), (195, 383918), (278, 269295), (390, 191959), (417, 179530), (695, 107718), (834, 89765), (1381, 54210), (1390, 53859), (1807, 41430), (2085, 35906), (2762, 27105), (3614, 20715), (4143, 18070), (4170, 17953), (5421, 13810), (6905, 10842), (8286, 9035)]