82194280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{787}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 212192640

約数和(自身を除く): 129998360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 746, 787, 1492, 1574, 1865, 2611, 2984, 3148, 3730, 3935, 5222, 5509, 6296, 7460, 7870, 10444, 11018, 13055, 14920, 15740, 20888, 22036, 26110, 27545, 31480, 44072, 52220, 55090, 104440, 110180, 220360, 293551, 587102, 1174204, 1467755, 2054857, 2348408, 2935510, 4109714, 5871020, 8219428, 10274285, 11742040, 16438856, 20548570, 41097140, 82194280]

約数ペア:

[(1, 82194280), (2, 41097140), (4, 20548570), (5, 16438856), (7, 11742040), (8, 10274285), (10, 8219428), (14, 5871020), (20, 4109714), (28, 2935510), (35, 2348408), (40, 2054857), (56, 1467755), (70, 1174204), (140, 587102), (280, 293551), (373, 220360), (746, 110180), (787, 104440), (1492, 55090), (1574, 52220), (1865, 44072), (2611, 31480), (2984, 27545), (3148, 26110), (3730, 22036), (3935, 20888), (5222, 15740), (5509, 14920), (6296, 13055), (7460, 11018), (7870, 10444)]