85342840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2657}}^1$

素因数の和:2752

約数の個数: 64

約数和(自身を含む): 212427360

約数和(自身を除く): 127084520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 440, 584, 730, 803, 1460, 1606, 2657, 2920, 3212, 4015, 5314, 6424, 8030, 10628, 13285, 16060, 21256, 26570, 29227, 32120, 53140, 58454, 106280, 116908, 146135, 193961, 233816, 292270, 387922, 584540, 775844, 969805, 1169080, 1551688, 1939610, 2133571, 3879220, 4267142, 7758440, 8534284, 10667855, 17068568, 21335710, 42671420, 85342840]

約数ペア:

[(1, 85342840), (2, 42671420), (4, 21335710), (5, 17068568), (8, 10667855), (10, 8534284), (11, 7758440), (20, 4267142), (22, 3879220), (40, 2133571), (44, 1939610), (55, 1551688), (73, 1169080), (88, 969805), (110, 775844), (146, 584540), (220, 387922), (292, 292270), (365, 233816), (440, 193961), (584, 146135), (730, 116908), (803, 106280), (1460, 58454), (1606, 53140), (2657, 32120), (2920, 29227), (3212, 26570), (4015, 21256), (5314, 16060), (6424, 13285), (8030, 10628)]