79247720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 188082000

約数和(自身を除く): 108834280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 106, 116, 145, 212, 232, 265, 290, 424, 530, 580, 1060, 1160, 1289, 1537, 2120, 2578, 3074, 5156, 6148, 6445, 7685, 10312, 12296, 12890, 15370, 25780, 30740, 37381, 51560, 61480, 68317, 74762, 136634, 149524, 186905, 273268, 299048, 341585, 373810, 546536, 683170, 747620, 1366340, 1495240, 1981193, 2732680, 3962386, 7924772, 9905965, 15849544, 19811930, 39623860, 79247720]

約数ペア:

[(1, 79247720), (2, 39623860), (4, 19811930), (5, 15849544), (8, 9905965), (10, 7924772), (20, 3962386), (29, 2732680), (40, 1981193), (53, 1495240), (58, 1366340), (106, 747620), (116, 683170), (145, 546536), (212, 373810), (232, 341585), (265, 299048), (290, 273268), (424, 186905), (530, 149524), (580, 136634), (1060, 74762), (1160, 68317), (1289, 61480), (1537, 51560), (2120, 37381), (2578, 30740), (3074, 25780), (5156, 15370), (6148, 12890), (6445, 12296), (7685, 10312)]