66967580

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{5081}}^1$

素因数の和:5749

約数の個数: 24

約数和(自身を含む): 140873040

約数和(自身を除く): 73905460

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 2636, 3295, 5081, 6590, 10162, 13180, 20324, 25405, 50810, 101620, 3348379, 6696758, 13393516, 16741895, 33483790, 66967580]

約数ペア:

[(1, 66967580), (2, 33483790), (4, 16741895), (5, 13393516), (10, 6696758), (20, 3348379), (659, 101620), (1318, 50810), (2636, 25405), (3295, 20324), (5081, 13180), (6590, 10162)]