790927490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{12821}}^1$

素因数の和:13058

約数の個数: 32

約数和(自身を含む): 1477094400

約数和(自身を除く): 686166910

約数列:

[1, 2, 5, 10, 31, 62, 155, 199, 310, 398, 995, 1990, 6169, 12338, 12821, 25642, 30845, 61690, 64105, 128210, 397451, 794902, 1987255, 2551379, 3974510, 5102758, 12756895, 25513790, 79092749, 158185498, 395463745, 790927490]

約数ペア:

[(1, 790927490), (2, 395463745), (5, 158185498), (10, 79092749), (31, 25513790), (62, 12756895), (155, 5102758), (199, 3974510), (310, 2551379), (398, 1987255), (995, 794902), (1990, 397451), (6169, 128210), (12338, 64105), (12821, 61690), (25642, 30845)]