81458168

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 182582400

約数和(自身を除く): 101124232

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 43, 44, 76, 86, 88, 103, 121, 152, 172, 206, 209, 242, 344, 412, 418, 473, 484, 817, 824, 836, 946, 968, 1133, 1634, 1672, 1892, 1957, 2266, 2299, 3268, 3784, 3914, 4429, 4532, 4598, 5203, 6536, 7828, 8858, 8987, 9064, 9196, 10406, 12463, 15656, 17716, 17974, 18392, 20812, 21527, 24926, 35432, 35948, 41624, 43054, 48719, 49852, 71896, 84151, 86108, 97438, 98857, 99704, 168302, 172216, 194876, 197714, 236797, 336604, 389752, 395428, 473594, 535909, 673208, 790856, 925661, 947188, 1071818, 1851322, 1894376, 2143636, 3702644, 4287272, 7405288, 10182271, 20364542, 40729084, 81458168]

約数ペア:

[(1, 81458168), (2, 40729084), (4, 20364542), (8, 10182271), (11, 7405288), (19, 4287272), (22, 3702644), (38, 2143636), (43, 1894376), (44, 1851322), (76, 1071818), (86, 947188), (88, 925661), (103, 790856), (121, 673208), (152, 535909), (172, 473594), (206, 395428), (209, 389752), (242, 336604), (344, 236797), (412, 197714), (418, 194876), (473, 172216), (484, 168302), (817, 99704), (824, 98857), (836, 97438), (946, 86108), (968, 84151), (1133, 71896), (1634, 49852), (1672, 48719), (1892, 43054), (1957, 41624), (2266, 35948), (2299, 35432), (3268, 24926), (3784, 21527), (3914, 20812), (4429, 18392), (4532, 17974), (4598, 17716), (5203, 15656), (6536, 12463), (7828, 10406), (8858, 9196), (8987, 9064)]