90787180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5653}}^1$

素因数の和:5746

約数の個数: 48

約数和(自身を含む): 210871584

約数和(自身を除く): 120084404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 5653, 8030, 11306, 16060, 22612, 28265, 56530, 62183, 113060, 124366, 248732, 310915, 412669, 621830, 825338, 1243660, 1650676, 2063345, 4126690, 4539359, 8253380, 9078718, 18157436, 22696795, 45393590, 90787180]

約数ペア:

[(1, 90787180), (2, 45393590), (4, 22696795), (5, 18157436), (10, 9078718), (11, 8253380), (20, 4539359), (22, 4126690), (44, 2063345), (55, 1650676), (73, 1243660), (110, 825338), (146, 621830), (220, 412669), (292, 310915), (365, 248732), (730, 124366), (803, 113060), (1460, 62183), (1606, 56530), (3212, 28265), (4015, 22612), (5653, 16060), (8030, 11306)]