289654510

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{2663}}^1$

素因数の和:2892

約数の個数: 32

約数和(自身を含む): 532267200

約数和(自身を除く): 242612690

約数列:

[1, 2, 5, 10, 73, 146, 149, 298, 365, 730, 745, 1490, 2663, 5326, 10877, 13315, 21754, 26630, 54385, 108770, 194399, 388798, 396787, 793574, 971995, 1943990, 1983935, 3967870, 28965451, 57930902, 144827255, 289654510]

約数ペア:

[(1, 289654510), (2, 144827255), (5, 57930902), (10, 28965451), (73, 3967870), (146, 1983935), (149, 1943990), (298, 971995), (365, 793574), (730, 396787), (745, 388798), (1490, 194399), (2663, 108770), (5326, 54385), (10877, 26630), (13315, 21754)]