80994730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2243}}^1$

素因数の和:2430

約数の個数: 32

約数和(自身を含む): 153166464

約数和(自身を除く): 72171734

約数列:

[1, 2, 5, 10, 23, 46, 115, 157, 230, 314, 785, 1570, 2243, 3611, 4486, 7222, 11215, 18055, 22430, 36110, 51589, 103178, 257945, 352151, 515890, 704302, 1760755, 3521510, 8099473, 16198946, 40497365, 80994730]

約数ペア:

[(1, 80994730), (2, 40497365), (5, 16198946), (10, 8099473), (23, 3521510), (46, 1760755), (115, 704302), (157, 515890), (230, 352151), (314, 257945), (785, 103178), (1570, 51589), (2243, 36110), (3611, 22430), (4486, 18055), (7222, 11215)]