51508240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 148561920

約数和(自身を除く): 97053680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 47, 56, 70, 76, 80, 94, 95, 103, 112, 133, 140, 152, 188, 190, 206, 235, 266, 280, 304, 329, 376, 380, 412, 470, 515, 532, 560, 658, 665, 721, 752, 760, 824, 893, 940, 1030, 1064, 1316, 1330, 1442, 1520, 1645, 1648, 1786, 1880, 1957, 2060, 2128, 2632, 2660, 2884, 3290, 3572, 3605, 3760, 3914, 4120, 4465, 4841, 5264, 5320, 5768, 6251, 6580, 7144, 7210, 7828, 8240, 8930, 9682, 9785, 10640, 11536, 12502, 13160, 13699, 14288, 14420, 15656, 17860, 19364, 19570, 24205, 25004, 26320, 27398, 28840, 31255, 31312, 33887, 35720, 38728, 39140, 48410, 50008, 54796, 57680, 62510, 67774, 68495, 71440, 77456, 78280, 91979, 96820, 100016, 109592, 125020, 135548, 136990, 156560, 169435, 183958, 193640, 219184, 250040, 271096, 273980, 338870, 367916, 387280, 459895, 500080, 542192, 547960, 643853, 677740, 735832, 919790, 1095920, 1287706, 1355480, 1471664, 1839580, 2575412, 2710960, 3219265, 3679160, 5150824, 6438530, 7358320, 10301648, 12877060, 25754120, 51508240]

約数ペア:

[(1, 51508240), (2, 25754120), (4, 12877060), (5, 10301648), (7, 7358320), (8, 6438530), (10, 5150824), (14, 3679160), (16, 3219265), (19, 2710960), (20, 2575412), (28, 1839580), (35, 1471664), (38, 1355480), (40, 1287706), (47, 1095920), (56, 919790), (70, 735832), (76, 677740), (80, 643853), (94, 547960), (95, 542192), (103, 500080), (112, 459895), (133, 387280), (140, 367916), (152, 338870), (188, 273980), (190, 271096), (206, 250040), (235, 219184), (266, 193640), (280, 183958), (304, 169435), (329, 156560), (376, 136990), (380, 135548), (412, 125020), (470, 109592), (515, 100016), (532, 96820), (560, 91979), (658, 78280), (665, 77456), (721, 71440), (752, 68495), (760, 67774), (824, 62510), (893, 57680), (940, 54796), (1030, 50008), (1064, 48410), (1316, 39140), (1330, 38728), (1442, 35720), (1520, 33887), (1645, 31312), (1648, 31255), (1786, 28840), (1880, 27398), (1957, 26320), (2060, 25004), (2128, 24205), (2632, 19570), (2660, 19364), (2884, 17860), (3290, 15656), (3572, 14420), (3605, 14288), (3760, 13699), (3914, 13160), (4120, 12502), (4465, 11536), (4841, 10640), (5264, 9785), (5320, 9682), (5768, 8930), (6251, 8240), (6580, 7828), (7144, 7210)]