72676180

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{27739}}^1$

素因数の和:27879

約数の個数: 24

約数和(自身を含む): 153790560

約数和(自身を除く): 81114380

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 27739, 55478, 110956, 138695, 277390, 554780, 3633809, 7267618, 14535236, 18169045, 36338090, 72676180]

約数ペア:

[(1, 72676180), (2, 36338090), (4, 18169045), (5, 14535236), (10, 7267618), (20, 3633809), (131, 554780), (262, 277390), (524, 138695), (655, 110956), (1310, 55478), (2620, 27739)]