61899448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 133781760

約数和(自身を除く): 71882312

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 157, 221, 223, 314, 442, 446, 628, 884, 892, 1256, 1768, 1784, 2041, 2669, 2899, 3791, 4082, 5338, 5798, 7582, 8164, 10676, 11596, 15164, 16328, 21352, 23192, 30328, 34697, 35011, 49283, 69394, 70022, 98566, 138788, 140044, 197132, 277576, 280088, 394264, 455143, 595187, 910286, 1190374, 1820572, 2380748, 3641144, 4761496, 7737431, 15474862, 30949724, 61899448]

約数ペア:

[(1, 61899448), (2, 30949724), (4, 15474862), (8, 7737431), (13, 4761496), (17, 3641144), (26, 2380748), (34, 1820572), (52, 1190374), (68, 910286), (104, 595187), (136, 455143), (157, 394264), (221, 280088), (223, 277576), (314, 197132), (442, 140044), (446, 138788), (628, 98566), (884, 70022), (892, 69394), (1256, 49283), (1768, 35011), (1784, 34697), (2041, 30328), (2669, 23192), (2899, 21352), (3791, 16328), (4082, 15164), (5338, 11596), (5798, 10676), (7582, 8164)]