53685880

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{3347}}^1$

素因数の和:3759

約数の個数: 32

約数和(自身を含む): 121130640

約数和(自身を除く): 67444760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 3347, 4010, 6694, 8020, 13388, 16040, 16735, 26776, 33470, 66940, 133880, 1342147, 2684294, 5368588, 6710735, 10737176, 13421470, 26842940, 53685880]

約数ペア:

[(1, 53685880), (2, 26842940), (4, 13421470), (5, 10737176), (8, 6710735), (10, 5368588), (20, 2684294), (40, 1342147), (401, 133880), (802, 66940), (1604, 33470), (2005, 26776), (3208, 16735), (3347, 16040), (4010, 13388), (6694, 8020)]