123961552

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3187}}^1$

素因数の和:3236

約数の個数: 80

約数和(自身を含む): 298855872

約数和(自身を除く): 174894320

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 572, 748, 884, 1144, 1496, 1768, 2288, 2431, 2992, 3187, 3536, 4862, 6374, 9724, 12748, 19448, 25496, 35057, 38896, 41431, 50992, 54179, 70114, 82862, 108358, 140228, 165724, 216716, 280456, 331448, 433432, 455741, 560912, 595969, 662896, 704327, 866864, 911482, 1191938, 1408654, 1822964, 2383876, 2817308, 3645928, 4767752, 5634616, 7291856, 7747597, 9535504, 11269232, 15495194, 30990388, 61980776, 123961552]

約数ペア:

[(1, 123961552), (2, 61980776), (4, 30990388), (8, 15495194), (11, 11269232), (13, 9535504), (16, 7747597), (17, 7291856), (22, 5634616), (26, 4767752), (34, 3645928), (44, 2817308), (52, 2383876), (68, 1822964), (88, 1408654), (104, 1191938), (136, 911482), (143, 866864), (176, 704327), (187, 662896), (208, 595969), (221, 560912), (272, 455741), (286, 433432), (374, 331448), (442, 280456), (572, 216716), (748, 165724), (884, 140228), (1144, 108358), (1496, 82862), (1768, 70114), (2288, 54179), (2431, 50992), (2992, 41431), (3187, 38896), (3536, 35057), (4862, 25496), (6374, 19448), (9724, 12748)]