97783720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 227304000

約数和(自身を除く): 129520280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 139, 172, 215, 278, 344, 409, 430, 556, 695, 818, 860, 1112, 1390, 1636, 1720, 2045, 2780, 3272, 4090, 5560, 5977, 8180, 11954, 16360, 17587, 23908, 29885, 35174, 47816, 56851, 59770, 70348, 87935, 113702, 119540, 140696, 175870, 227404, 239080, 284255, 351740, 454808, 568510, 703480, 1137020, 2274040, 2444593, 4889186, 9778372, 12222965, 19556744, 24445930, 48891860, 97783720]

約数ペア:

[(1, 97783720), (2, 48891860), (4, 24445930), (5, 19556744), (8, 12222965), (10, 9778372), (20, 4889186), (40, 2444593), (43, 2274040), (86, 1137020), (139, 703480), (172, 568510), (215, 454808), (278, 351740), (344, 284255), (409, 239080), (430, 227404), (556, 175870), (695, 140696), (818, 119540), (860, 113702), (1112, 87935), (1390, 70348), (1636, 59770), (1720, 56851), (2045, 47816), (2780, 35174), (3272, 29885), (4090, 23908), (5560, 17587), (5977, 16360), (8180, 11954)]