131469080

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{19681}}^1$

素因数の和:19859

約数の個数: 32

約数和(自身を含む): 297591840

約数和(自身を除く): 166122760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 19681, 39362, 78724, 98405, 157448, 196810, 393620, 787240, 3286727, 6573454, 13146908, 16433635, 26293816, 32867270, 65734540, 131469080]

約数ペア:

[(1, 131469080), (2, 65734540), (4, 32867270), (5, 26293816), (8, 16433635), (10, 13146908), (20, 6573454), (40, 3286727), (167, 787240), (334, 393620), (668, 196810), (835, 157448), (1336, 98405), (1670, 78724), (3340, 39362), (6680, 19681)]