80960590

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1129}}^1$

素因数の和:1308

約数の個数: 32

約数和(自身を含む): 149376960

約数和(自身を除く): 68416370

約数列:

[1, 2, 5, 10, 71, 101, 142, 202, 355, 505, 710, 1010, 1129, 2258, 5645, 7171, 11290, 14342, 35855, 71710, 80159, 114029, 160318, 228058, 400795, 570145, 801590, 1140290, 8096059, 16192118, 40480295, 80960590]

約数ペア:

[(1, 80960590), (2, 40480295), (5, 16192118), (10, 8096059), (71, 1140290), (101, 801590), (142, 570145), (202, 400795), (355, 228058), (505, 160318), (710, 114029), (1010, 80159), (1129, 71710), (2258, 35855), (5645, 14342), (7171, 11290)]