67788580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 154579320

約数和(自身を除く): 86790740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 229, 361, 380, 410, 458, 722, 779, 820, 916, 1145, 1444, 1558, 1805, 2290, 3116, 3610, 3895, 4351, 4580, 7220, 7790, 8702, 9389, 14801, 15580, 17404, 18778, 21755, 29602, 37556, 43510, 46945, 59204, 74005, 82669, 87020, 93890, 148010, 165338, 178391, 187780, 296020, 330676, 356782, 413345, 713564, 826690, 891955, 1653380, 1783910, 3389429, 3567820, 6778858, 13557716, 16947145, 33894290, 67788580]

約数ペア:

[(1, 67788580), (2, 33894290), (4, 16947145), (5, 13557716), (10, 6778858), (19, 3567820), (20, 3389429), (38, 1783910), (41, 1653380), (76, 891955), (82, 826690), (95, 713564), (164, 413345), (190, 356782), (205, 330676), (229, 296020), (361, 187780), (380, 178391), (410, 165338), (458, 148010), (722, 93890), (779, 87020), (820, 82669), (916, 74005), (1145, 59204), (1444, 46945), (1558, 43510), (1805, 37556), (2290, 29602), (3116, 21755), (3610, 18778), (3895, 17404), (4351, 15580), (4580, 14801), (7220, 9389), (7790, 8702)]