270975100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1361}}^1$

素因数の和:1567

約数の個数: 72

約数和(自身を含む): 645489936

約数和(自身を除く): 374514836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 181, 220, 275, 362, 550, 724, 905, 1100, 1361, 1810, 1991, 2722, 3620, 3982, 4525, 5444, 6805, 7964, 9050, 9955, 13610, 14971, 18100, 19910, 27220, 29942, 34025, 39820, 49775, 59884, 68050, 74855, 99550, 136100, 149710, 199100, 246341, 299420, 374275, 492682, 748550, 985364, 1231705, 1497100, 2463410, 2709751, 4926820, 5419502, 6158525, 10839004, 12317050, 13548755, 24634100, 27097510, 54195020, 67743775, 135487550, 270975100]

約数ペア:

[(1, 270975100), (2, 135487550), (4, 67743775), (5, 54195020), (10, 27097510), (11, 24634100), (20, 13548755), (22, 12317050), (25, 10839004), (44, 6158525), (50, 5419502), (55, 4926820), (100, 2709751), (110, 2463410), (181, 1497100), (220, 1231705), (275, 985364), (362, 748550), (550, 492682), (724, 374275), (905, 299420), (1100, 246341), (1361, 199100), (1810, 149710), (1991, 136100), (2722, 99550), (3620, 74855), (3982, 68050), (4525, 59884), (5444, 49775), (6805, 39820), (7964, 34025), (9050, 29942), (9955, 27220), (13610, 19910), (14971, 18100)]