61791520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{55171}}^1$

素因数の和:55193

約数の個数: 48

約数和(自身を含む): 166840128

約数和(自身を除く): 105048608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 55171, 110342, 220684, 275855, 386197, 441368, 551710, 772394, 882736, 1103420, 1544788, 1765472, 1930985, 2206840, 3089576, 3861970, 4413680, 6179152, 7723940, 8827360, 12358304, 15447880, 30895760, 61791520]

約数ペア:

[(1, 61791520), (2, 30895760), (4, 15447880), (5, 12358304), (7, 8827360), (8, 7723940), (10, 6179152), (14, 4413680), (16, 3861970), (20, 3089576), (28, 2206840), (32, 1930985), (35, 1765472), (40, 1544788), (56, 1103420), (70, 882736), (80, 772394), (112, 551710), (140, 441368), (160, 386197), (224, 275855), (280, 220684), (560, 110342), (1120, 55171)]