2780451285

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{85303}}^1$

素因数の和:85405

約数の個数: 32

約数和(自身を含む): 4643267328

約数和(自身を除く): 1862816043

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 205, 265, 615, 795, 2173, 6519, 10865, 32595, 85303, 255909, 426515, 1279545, 3497423, 4521059, 10492269, 13563177, 17487115, 22605295, 52461345, 67815885, 185363419, 556090257, 926817095, 2780451285]

約数ペア:

[(1, 2780451285), (3, 926817095), (5, 556090257), (15, 185363419), (41, 67815885), (53, 52461345), (123, 22605295), (159, 17487115), (205, 13563177), (265, 10492269), (615, 4521059), (795, 3497423), (2173, 1279545), (6519, 426515), (10865, 255909), (32595, 85303)]