31348765

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 18417635

約数列:

[1, 5, 7, 17, 19, 35, 47, 59, 85, 95, 119, 133, 235, 295, 323, 329, 413, 595, 665, 799, 893, 1003, 1121, 1615, 1645, 2065, 2261, 2773, 3995, 4465, 5015, 5593, 5605, 6251, 7021, 7847, 11305, 13865, 15181, 19057, 19411, 27965, 31255, 35105, 39235, 47141, 52687, 75905, 95285, 97055, 106267, 133399, 235705, 263435, 329987, 368809, 531335, 666995, 895679, 1649935, 1844045, 4478395, 6269753, 31348765]

約数ペア:

[(1, 31348765), (5, 6269753), (7, 4478395), (17, 1844045), (19, 1649935), (35, 895679), (47, 666995), (59, 531335), (85, 368809), (95, 329987), (119, 263435), (133, 235705), (235, 133399), (295, 106267), (323, 97055), (329, 95285), (413, 75905), (595, 52687), (665, 47141), (799, 39235), (893, 35105), (1003, 31255), (1121, 27965), (1615, 19411), (1645, 19057), (2065, 15181), (2261, 13865), (2773, 11305), (3995, 7847), (4465, 7021), (5015, 6251), (5593, 5605)]