85349080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 197821440

約数和(自身を除く): 112472360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 127, 212, 254, 265, 317, 424, 508, 530, 634, 635, 1016, 1060, 1268, 1270, 1585, 2120, 2536, 2540, 3170, 5080, 6340, 6731, 12680, 13462, 16801, 26924, 33602, 33655, 40259, 53848, 67204, 67310, 80518, 84005, 134408, 134620, 161036, 168010, 201295, 269240, 322072, 336020, 402590, 672040, 805180, 1610360, 2133727, 4267454, 8534908, 10668635, 17069816, 21337270, 42674540, 85349080]

約数ペア:

[(1, 85349080), (2, 42674540), (4, 21337270), (5, 17069816), (8, 10668635), (10, 8534908), (20, 4267454), (40, 2133727), (53, 1610360), (106, 805180), (127, 672040), (212, 402590), (254, 336020), (265, 322072), (317, 269240), (424, 201295), (508, 168010), (530, 161036), (634, 134620), (635, 134408), (1016, 84005), (1060, 80518), (1268, 67310), (1270, 67204), (1585, 53848), (2120, 40259), (2536, 33655), (2540, 33602), (3170, 26924), (5080, 16801), (6340, 13462), (6731, 12680)]