679146520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1306051}}^1$

素因数の和:1306075

約数の個数: 32

約数和(自身を含む): 1645625520

約数和(自身を除く): 966479000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1306051, 2612102, 5224204, 6530255, 10448408, 13060510, 16978663, 26121020, 33957326, 52242040, 67914652, 84893315, 135829304, 169786630, 339573260, 679146520]

約数ペア:

[(1, 679146520), (2, 339573260), (4, 169786630), (5, 135829304), (8, 84893315), (10, 67914652), (13, 52242040), (20, 33957326), (26, 26121020), (40, 16978663), (52, 13060510), (65, 10448408), (104, 6530255), (130, 5224204), (260, 2612102), (520, 1306051)]