156780028

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{2609}}^1$

素因数の和:2877

約数の個数: 24

約数和(自身を含む): 279311760

約数和(自身を除く): 122531732

約数列:

[1, 2, 4, 83, 166, 181, 332, 362, 724, 2609, 5218, 10436, 15023, 30046, 60092, 216547, 433094, 472229, 866188, 944458, 1888916, 39195007, 78390014, 156780028]

約数ペア:

[(1, 156780028), (2, 78390014), (4, 39195007), (83, 1888916), (166, 944458), (181, 866188), (332, 472229), (362, 433094), (724, 216547), (2609, 60092), (5218, 30046), (10436, 15023)]