68741860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1153}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 158199552

約数和(自身を除く): 89457692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 542, 1084, 1153, 1355, 2306, 2710, 2981, 4612, 5420, 5765, 5962, 11530, 11924, 12683, 14905, 23060, 25366, 29810, 50732, 59620, 63415, 126830, 253660, 312463, 624926, 1249852, 1562315, 3124630, 3437093, 6249260, 6874186, 13748372, 17185465, 34370930, 68741860]

約数ペア:

[(1, 68741860), (2, 34370930), (4, 17185465), (5, 13748372), (10, 6874186), (11, 6249260), (20, 3437093), (22, 3124630), (44, 1562315), (55, 1249852), (110, 624926), (220, 312463), (271, 253660), (542, 126830), (1084, 63415), (1153, 59620), (1355, 50732), (2306, 29810), (2710, 25366), (2981, 23060), (4612, 14905), (5420, 12683), (5765, 11924), (5962, 11530)]