145884080

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{6779}}^1$

素因数の和:7061

約数の個数: 40

約数和(自身を含む): 340491600

約数和(自身を除く): 194607520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 5380, 6779, 10760, 13558, 21520, 27116, 33895, 54232, 67790, 108464, 135580, 271160, 542320, 1823551, 3647102, 7294204, 9117755, 14588408, 18235510, 29176816, 36471020, 72942040, 145884080]

約数ペア:

[(1, 145884080), (2, 72942040), (4, 36471020), (5, 29176816), (8, 18235510), (10, 14588408), (16, 9117755), (20, 7294204), (40, 3647102), (80, 1823551), (269, 542320), (538, 271160), (1076, 135580), (1345, 108464), (2152, 67790), (2690, 54232), (4304, 33895), (5380, 27116), (6779, 21520), (10760, 13558)]