65770780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173081}}^1$

素因数の和:173109

約数の個数: 24

約数和(自身を含む): 145388880

約数和(自身を除く): 79618100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 173081, 346162, 692324, 865405, 1730810, 3288539, 3461620, 6577078, 13154156, 16442695, 32885390, 65770780]

約数ペア:

[(1, 65770780), (2, 32885390), (4, 16442695), (5, 13154156), (10, 6577078), (19, 3461620), (20, 3288539), (38, 1730810), (76, 865405), (95, 692324), (190, 346162), (380, 173081)]