79787540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:337

約数の個数: 96

約数和(自身を含む): 200304384

約数和(自身を除く): 120516844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 73, 74, 140, 146, 148, 185, 211, 259, 292, 365, 370, 422, 511, 518, 730, 740, 844, 1022, 1036, 1055, 1295, 1460, 1477, 2044, 2110, 2555, 2590, 2701, 2954, 4220, 5110, 5180, 5402, 5908, 7385, 7807, 10220, 10804, 13505, 14770, 15403, 15614, 18907, 27010, 29540, 30806, 31228, 37814, 39035, 54020, 54649, 61612, 75628, 77015, 78070, 94535, 107821, 109298, 154030, 156140, 189070, 215642, 218596, 273245, 308060, 378140, 431284, 539105, 546490, 569911, 1078210, 1092980, 1139822, 2156420, 2279644, 2849555, 3989377, 5699110, 7978754, 11398220, 15957508, 19946885, 39893770, 79787540]

約数ペア:

[(1, 79787540), (2, 39893770), (4, 19946885), (5, 15957508), (7, 11398220), (10, 7978754), (14, 5699110), (20, 3989377), (28, 2849555), (35, 2279644), (37, 2156420), (70, 1139822), (73, 1092980), (74, 1078210), (140, 569911), (146, 546490), (148, 539105), (185, 431284), (211, 378140), (259, 308060), (292, 273245), (365, 218596), (370, 215642), (422, 189070), (511, 156140), (518, 154030), (730, 109298), (740, 107821), (844, 94535), (1022, 78070), (1036, 77015), (1055, 75628), (1295, 61612), (1460, 54649), (1477, 54020), (2044, 39035), (2110, 37814), (2555, 31228), (2590, 30806), (2701, 29540), (2954, 27010), (4220, 18907), (5110, 15614), (5180, 15403), (5402, 14770), (5908, 13505), (7385, 10804), (7807, 10220)]