61811864

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1259}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 129616200

約数和(自身を除く): 67804336

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 361, 646, 722, 1259, 1292, 1444, 2518, 2584, 2888, 5036, 6137, 10072, 12274, 21403, 23921, 24548, 42806, 47842, 49096, 85612, 95684, 171224, 191368, 406657, 454499, 813314, 908998, 1626628, 1817996, 3253256, 3635992, 7726483, 15452966, 30905932, 61811864]

約数ペア:

[(1, 61811864), (2, 30905932), (4, 15452966), (8, 7726483), (17, 3635992), (19, 3253256), (34, 1817996), (38, 1626628), (68, 908998), (76, 813314), (136, 454499), (152, 406657), (323, 191368), (361, 171224), (646, 95684), (722, 85612), (1259, 49096), (1292, 47842), (1444, 42806), (2518, 24548), (2584, 23921), (2888, 21403), (5036, 12274), (6137, 10072)]