128216090

素因数分解:

$2^1\times 5^1\times {\mathrm{3203}}^1\times {\mathrm{4003}}^1$

素因数の和:7213

約数の個数: 16

約数和(自身を含む): 230918688

約数和(自身を除く): 102702598

約数列:

[1, 2, 5, 10, 3203, 4003, 6406, 8006, 16015, 20015, 32030, 40030, 12821609, 25643218, 64108045, 128216090]

約数ペア:

[(1, 128216090), (2, 64108045), (5, 25643218), (10, 12821609), (3203, 40030), (4003, 32030), (6406, 20015), (8006, 16015)]