82130840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2557}}^1$

素因数の和:2652

約数の個数: 64

約数和(自身を含む): 204435360

約数和(自身を除く): 122304520

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, 2557, 2920, 3212, 4015, 5114, 6424, 8030, 10228, 12785, 16060, 20456, 25570, 28127, 32120, 51140, 56254, 102280, 112508, 140635, 186661, 225016, 281270, 373322, 562540, 746644, 933305, 1125080, 1493288, 1866610, 2053271, 3733220, 4106542, 7466440, 8213084, 10266355, 16426168, 20532710, 41065420, 82130840]

約数ペア:

[(1, 82130840), (2, 41065420), (4, 20532710), (5, 16426168), (8, 10266355), (10, 8213084), (11, 7466440), (20, 4106542), (22, 3733220), (40, 2053271), (44, 1866610), (55, 1493288), (73, 1125080), (88, 933305), (110, 746644), (146, 562540), (220, 373322), (292, 281270), (365, 225016), (440, 186661), (584, 140635), (730, 112508), (803, 102280), (1460, 56254), (1606, 51140), (2557, 32120), (2920, 28127), (3212, 25570), (4015, 20456), (5114, 16060), (6424, 12785), (8030, 10228)]