81787796

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{7411}}^1$

素因数の和:7535

約数の個数: 24

約数和(自身を含む): 149425920

約数和(自身を除く): 67638124

約数列:

[1, 2, 4, 31, 62, 89, 124, 178, 356, 2759, 5518, 7411, 11036, 14822, 29644, 229741, 459482, 659579, 918964, 1319158, 2638316, 20446949, 40893898, 81787796]

約数ペア:

[(1, 81787796), (2, 40893898), (4, 20446949), (31, 2638316), (62, 1319158), (89, 918964), (124, 659579), (178, 459482), (356, 229741), (2759, 29644), (5518, 14822), (7411, 11036)]