15997550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{10321}}^1$

素因数の和:10364

約数の個数: 24

約数和(自身を含む): 30718272

約数和(自身を除く): 14720722

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 10321, 20642, 51605, 103210, 258025, 319951, 516050, 639902, 1599755, 3199510, 7998775, 15997550]

約数ペア:

[(1, 15997550), (2, 7998775), (5, 3199510), (10, 1599755), (25, 639902), (31, 516050), (50, 319951), (62, 258025), (155, 103210), (310, 51605), (775, 20642), (1550, 10321)]