51165840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19381}}^1$

素因数の和:19408

約数の個数: 80

約数和(自身を含む): 173042496

約数和(自身を除く): 121876656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 19381, 38762, 58143, 77524, 96905, 116286, 155048, 193810, 213191, 232572, 290715, 310096, 387620, 426382, 465144, 581430, 639573, 775240, 852764, 930288, 1065955, 1162860, 1279146, 1550480, 1705528, 2131910, 2325720, 2558292, 3197865, 3411056, 4263820, 4651440, 5116584, 6395730, 8527640, 10233168, 12791460, 17055280, 25582920, 51165840]

約数ペア:

[(1, 51165840), (2, 25582920), (3, 17055280), (4, 12791460), (5, 10233168), (6, 8527640), (8, 6395730), (10, 5116584), (11, 4651440), (12, 4263820), (15, 3411056), (16, 3197865), (20, 2558292), (22, 2325720), (24, 2131910), (30, 1705528), (33, 1550480), (40, 1279146), (44, 1162860), (48, 1065955), (55, 930288), (60, 852764), (66, 775240), (80, 639573), (88, 581430), (110, 465144), (120, 426382), (132, 387620), (165, 310096), (176, 290715), (220, 232572), (240, 213191), (264, 193810), (330, 155048), (440, 116286), (528, 96905), (660, 77524), (880, 58143), (1320, 38762), (2640, 19381)]