80080900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{11279}}^1$

素因数の和:11364

約数の個数: 36

約数和(自身を含む): 176238720

約数和(自身を除く): 96157820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 11279, 22558, 45116, 56395, 112790, 225580, 281975, 563950, 800809, 1127900, 1601618, 3203236, 4004045, 8008090, 16016180, 20020225, 40040450, 80080900]

約数ペア:

[(1, 80080900), (2, 40040450), (4, 20020225), (5, 16016180), (10, 8008090), (20, 4004045), (25, 3203236), (50, 1601618), (71, 1127900), (100, 800809), (142, 563950), (284, 281975), (355, 225580), (710, 112790), (1420, 56395), (1775, 45116), (3550, 22558), (7100, 11279)]