68323240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89899}}^1$

素因数の和:89929

約数の個数: 32

約数和(自身を含む): 161820000

約数和(自身を除く): 93496760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 89899, 179798, 359596, 449495, 719192, 898990, 1708081, 1797980, 3416162, 3595960, 6832324, 8540405, 13664648, 17080810, 34161620, 68323240]

約数ペア:

[(1, 68323240), (2, 34161620), (4, 17080810), (5, 13664648), (8, 8540405), (10, 6832324), (19, 3595960), (20, 3416162), (38, 1797980), (40, 1708081), (76, 898990), (95, 719192), (152, 449495), (190, 359596), (380, 179798), (760, 89899)]