320236568

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{20773}}^1$

素因数の和:20867

約数の個数: 32

約数和(自身を含む): 628205760

約数和(自身を除く): 307969192

約数列:

[1, 2, 4, 8, 41, 47, 82, 94, 164, 188, 328, 376, 1927, 3854, 7708, 15416, 20773, 41546, 83092, 166184, 851693, 976331, 1703386, 1952662, 3406772, 3905324, 6813544, 7810648, 40029571, 80059142, 160118284, 320236568]

約数ペア:

[(1, 320236568), (2, 160118284), (4, 80059142), (8, 40029571), (41, 7810648), (47, 6813544), (82, 3905324), (94, 3406772), (164, 1952662), (188, 1703386), (328, 976331), (376, 851693), (1927, 166184), (3854, 83092), (7708, 41546), (15416, 20773)]