68831780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1657}}^1$

素因数の和:1764

約数の個数: 48

約数和(自身を含む): 151527936

約数和(自身を除く): 82696156

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 268, 310, 335, 620, 670, 1340, 1657, 2077, 3314, 4154, 6628, 8285, 8308, 10385, 16570, 20770, 33140, 41540, 51367, 102734, 111019, 205468, 222038, 256835, 444076, 513670, 555095, 1027340, 1110190, 2220380, 3441589, 6883178, 13766356, 17207945, 34415890, 68831780]

約数ペア:

[(1, 68831780), (2, 34415890), (4, 17207945), (5, 13766356), (10, 6883178), (20, 3441589), (31, 2220380), (62, 1110190), (67, 1027340), (124, 555095), (134, 513670), (155, 444076), (268, 256835), (310, 222038), (335, 205468), (620, 111019), (670, 102734), (1340, 51367), (1657, 41540), (2077, 33140), (3314, 20770), (4154, 16570), (6628, 10385), (8285, 8308)]