81164470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 155680560

約数和(自身を除く): 74516090

約数列:

[1, 2, 5, 10, 23, 46, 67, 115, 134, 229, 230, 335, 458, 529, 670, 1058, 1145, 1541, 2290, 2645, 3082, 5267, 5290, 7705, 10534, 15343, 15410, 26335, 30686, 35443, 52670, 70886, 76715, 121141, 153430, 177215, 242282, 352889, 354430, 605705, 705778, 1211410, 1764445, 3528890, 8116447, 16232894, 40582235, 81164470]

約数ペア:

[(1, 81164470), (2, 40582235), (5, 16232894), (10, 8116447), (23, 3528890), (46, 1764445), (67, 1211410), (115, 705778), (134, 605705), (229, 354430), (230, 352889), (335, 242282), (458, 177215), (529, 153430), (670, 121141), (1058, 76715), (1145, 70886), (1541, 52670), (2290, 35443), (2645, 30686), (3082, 26335), (5267, 15410), (5290, 15343), (7705, 10534)]