220502125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 291657600

約数和(自身を除く): 71155475

約数列:

[1, 5, 19, 25, 95, 125, 227, 409, 475, 1135, 2045, 2375, 4313, 5675, 7771, 10225, 21565, 28375, 38855, 51125, 92843, 107825, 194275, 464215, 539125, 971375, 1764017, 2321075, 8820085, 11605375, 44100425, 220502125]

約数ペア:

[(1, 220502125), (5, 44100425), (19, 11605375), (25, 8820085), (95, 2321075), (125, 1764017), (227, 971375), (409, 539125), (475, 464215), (1135, 194275), (2045, 107825), (2375, 92843), (4313, 51125), (5675, 38855), (7771, 28375), (10225, 21565)]