55388080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:694

約数の個数: 80

約数和(自身を含む): 141981984

約数和(自身を除く): 86593904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 113, 176, 220, 226, 440, 452, 557, 565, 880, 904, 1114, 1130, 1243, 1808, 2228, 2260, 2486, 2785, 4456, 4520, 4972, 5570, 6127, 6215, 8912, 9040, 9944, 11140, 12254, 12430, 19888, 22280, 24508, 24860, 30635, 44560, 49016, 49720, 61270, 62941, 98032, 99440, 122540, 125882, 245080, 251764, 314705, 490160, 503528, 629410, 692351, 1007056, 1258820, 1384702, 2517640, 2769404, 3461755, 5035280, 5538808, 6923510, 11077616, 13847020, 27694040, 55388080]

約数ペア:

[(1, 55388080), (2, 27694040), (4, 13847020), (5, 11077616), (8, 6923510), (10, 5538808), (11, 5035280), (16, 3461755), (20, 2769404), (22, 2517640), (40, 1384702), (44, 1258820), (55, 1007056), (80, 692351), (88, 629410), (110, 503528), (113, 490160), (176, 314705), (220, 251764), (226, 245080), (440, 125882), (452, 122540), (557, 99440), (565, 98032), (880, 62941), (904, 61270), (1114, 49720), (1130, 49016), (1243, 44560), (1808, 30635), (2228, 24860), (2260, 24508), (2486, 22280), (2785, 19888), (4456, 12430), (4520, 12254), (4972, 11140), (5570, 9944), (6127, 9040), (6215, 8912)]