51715620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26119}}^1$

素因数の和:26145

約数の個数: 72

約数和(自身を含む): 171138240

約数和(自身を除く): 119422620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 26119, 52238, 78357, 104476, 130595, 156714, 235071, 261190, 287309, 313428, 391785, 470142, 522380, 574618, 783570, 861927, 940284, 1149236, 1175355, 1436545, 1567140, 1723854, 2350710, 2585781, 2873090, 3447708, 4309635, 4701420, 5171562, 5746180, 8619270, 10343124, 12928905, 17238540, 25857810, 51715620]

約数ペア:

[(1, 51715620), (2, 25857810), (3, 17238540), (4, 12928905), (5, 10343124), (6, 8619270), (9, 5746180), (10, 5171562), (11, 4701420), (12, 4309635), (15, 3447708), (18, 2873090), (20, 2585781), (22, 2350710), (30, 1723854), (33, 1567140), (36, 1436545), (44, 1175355), (45, 1149236), (55, 940284), (60, 861927), (66, 783570), (90, 574618), (99, 522380), (110, 470142), (132, 391785), (165, 313428), (180, 287309), (198, 261190), (220, 235071), (330, 156714), (396, 130595), (495, 104476), (660, 78357), (990, 52238), (1980, 26119)]