139501550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{90001}}^1$

素因数の和:90044

約数の個数: 24

約数和(自身を含む): 267845952

約数和(自身を除く): 128344402

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 90001, 180002, 450005, 900010, 2250025, 2790031, 4500050, 5580062, 13950155, 27900310, 69750775, 139501550]

約数ペア:

[(1, 139501550), (2, 69750775), (5, 27900310), (10, 13950155), (25, 5580062), (31, 4500050), (50, 2790031), (62, 2250025), (155, 900010), (310, 450005), (775, 180002), (1550, 90001)]