128562704

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 277125120

約数和(自身を除く): 148562416

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 79, 124, 136, 158, 193, 248, 272, 316, 386, 496, 527, 632, 772, 1054, 1264, 1343, 1544, 2108, 2449, 2686, 3088, 3281, 4216, 4898, 5372, 5983, 6562, 8432, 9796, 10744, 11966, 13124, 15247, 19592, 21488, 23932, 26248, 30494, 39184, 41633, 47864, 52496, 60988, 83266, 95728, 101711, 121976, 166532, 203422, 243952, 259199, 333064, 406844, 472657, 518398, 666128, 813688, 945314, 1036796, 1627376, 1890628, 2073592, 3781256, 4147184, 7562512, 8035169, 16070338, 32140676, 64281352, 128562704]

約数ペア:

[(1, 128562704), (2, 64281352), (4, 32140676), (8, 16070338), (16, 8035169), (17, 7562512), (31, 4147184), (34, 3781256), (62, 2073592), (68, 1890628), (79, 1627376), (124, 1036796), (136, 945314), (158, 813688), (193, 666128), (248, 518398), (272, 472657), (316, 406844), (386, 333064), (496, 259199), (527, 243952), (632, 203422), (772, 166532), (1054, 121976), (1264, 101711), (1343, 95728), (1544, 83266), (2108, 60988), (2449, 52496), (2686, 47864), (3088, 41633), (3281, 39184), (4216, 30494), (4898, 26248), (5372, 23932), (5983, 21488), (6562, 19592), (8432, 15247), (9796, 13124), (10744, 11966)]