61028840

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4813}}^1$

素因数の和:5141

約数の個数: 32

約数和(自身を含む): 137776680

約数和(自身を除く): 76747840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 4813, 6340, 9626, 12680, 19252, 24065, 38504, 48130, 96260, 192520, 1525721, 3051442, 6102884, 7628605, 12205768, 15257210, 30514420, 61028840]

約数ペア:

[(1, 61028840), (2, 30514420), (4, 15257210), (5, 12205768), (8, 7628605), (10, 6102884), (20, 3051442), (40, 1525721), (317, 192520), (634, 96260), (1268, 48130), (1585, 38504), (2536, 24065), (3170, 19252), (4813, 12680), (6340, 9626)]