2020116565

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 2716826112

約数和(自身を除く): 696709547

約数列:

[1, 5, 23, 37, 43, 61, 115, 181, 185, 215, 305, 851, 905, 989, 1403, 1591, 2257, 2623, 4163, 4255, 4945, 6697, 7015, 7783, 7955, 11041, 11285, 13115, 20815, 33485, 36593, 38915, 51911, 55205, 60329, 97051, 154031, 179009, 182965, 253943, 259555, 287971, 301645, 408517, 474763, 485255, 770155, 895045, 1269715, 1439855, 2042585, 2232173, 2373815, 6623333, 9395891, 10919549, 11160865, 17566231, 33116665, 46979455, 54597745, 87831155, 404023313, 2020116565]

約数ペア:

[(1, 2020116565), (5, 404023313), (23, 87831155), (37, 54597745), (43, 46979455), (61, 33116665), (115, 17566231), (181, 11160865), (185, 10919549), (215, 9395891), (305, 6623333), (851, 2373815), (905, 2232173), (989, 2042585), (1403, 1439855), (1591, 1269715), (2257, 895045), (2623, 770155), (4163, 485255), (4255, 474763), (4945, 408517), (6697, 301645), (7015, 287971), (7783, 259555), (7955, 253943), (11041, 182965), (11285, 179009), (13115, 154031), (20815, 97051), (33485, 60329), (36593, 55205), (38915, 51911)]