1640346725

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{924139}}^1$

素因数の和:924220

約数の個数: 12

約数和(自身を含む): 2062680480

約数和(自身を除く): 422333755

約数列:

[1, 5, 25, 71, 355, 1775, 924139, 4620695, 23103475, 65613869, 328069345, 1640346725]

約数ペア:

[(1, 1640346725), (5, 328069345), (25, 65613869), (71, 23103475), (355, 4620695), (1775, 924139)]