31393856

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:511

約数の個数: 56

約数和(自身を含む): 67955160

約数和(自身を除く): 36561304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 194, 208, 388, 389, 416, 776, 778, 832, 1261, 1552, 1556, 2522, 3104, 3112, 5044, 5057, 6208, 6224, 10088, 10114, 12448, 20176, 20228, 24896, 37733, 40352, 40456, 75466, 80704, 80912, 150932, 161824, 301864, 323648, 490529, 603728, 981058, 1207456, 1962116, 2414912, 3924232, 7848464, 15696928, 31393856]

約数ペア:

[(1, 31393856), (2, 15696928), (4, 7848464), (8, 3924232), (13, 2414912), (16, 1962116), (26, 1207456), (32, 981058), (52, 603728), (64, 490529), (97, 323648), (104, 301864), (194, 161824), (208, 150932), (388, 80912), (389, 80704), (416, 75466), (776, 40456), (778, 40352), (832, 37733), (1261, 24896), (1552, 20228), (1556, 20176), (2522, 12448), (3104, 10114), (3112, 10088), (5044, 6224), (5057, 6208)]