316550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:512

約数の個数: 24

約数和(自身を含む): 635376

約数和(自身を除く): 318826

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 487, 650, 974, 2435, 4870, 6331, 12175, 12662, 24350, 31655, 63310, 158275, 316550]

約数ペア:

[(1, 316550), (2, 158275), (5, 63310), (10, 31655), (13, 24350), (25, 12662), (26, 12175), (50, 6331), (65, 4870), (130, 2435), (325, 974), (487, 650)]