64890970

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1609}}^1$

素因数の和:1762

約数の個数: 32

約数和(自身を含む): 121136400

約数和(自身を除く): 56245430

約数列:

[1, 2, 5, 10, 37, 74, 109, 185, 218, 370, 545, 1090, 1609, 3218, 4033, 8045, 8066, 16090, 20165, 40330, 59533, 119066, 175381, 297665, 350762, 595330, 876905, 1753810, 6489097, 12978194, 32445485, 64890970]

約数ペア:

[(1, 64890970), (2, 32445485), (5, 12978194), (10, 6489097), (37, 1753810), (74, 876905), (109, 595330), (185, 350762), (218, 297665), (370, 175381), (545, 119066), (1090, 59533), (1609, 40330), (3218, 20165), (4033, 16090), (8045, 8066)]