55505390

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{409}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 102906720

約数和(自身を除く): 47401330

約数列:

[1, 2, 5, 10, 41, 82, 205, 331, 409, 410, 662, 818, 1655, 2045, 3310, 4090, 13571, 16769, 27142, 33538, 67855, 83845, 135379, 135710, 167690, 270758, 676895, 1353790, 5550539, 11101078, 27752695, 55505390]

約数ペア:

[(1, 55505390), (2, 27752695), (5, 11101078), (10, 5550539), (41, 1353790), (82, 676895), (205, 270758), (331, 167690), (409, 135710), (410, 135379), (662, 83845), (818, 67855), (1655, 33538), (2045, 27142), (3310, 16769), (4090, 13571)]