205126715885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{855461}}^1$

素因数の和:855534

約数の個数: 64

約数和(自身を含む): 331125387264

約数和(自身を除く): 125998671379

約数列:

[1, 5, 7, 13, 17, 31, 35, 65, 85, 91, 119, 155, 217, 221, 403, 455, 527, 595, 1085, 1105, 1547, 2015, 2635, 2821, 3689, 6851, 7735, 14105, 18445, 34255, 47957, 239785, 855461, 4277305, 5988227, 11120993, 14542837, 26519291, 29941135, 55604965, 72714185, 77846951, 101799859, 132596455, 185635037, 189056881, 344750783, 389234755, 450827947, 508999295, 928175185, 945284405, 1323398167, 1723753915, 2254139735, 2413255481, 3155795629, 5860763311, 6616990835, 12066277405, 15778978145, 29303816555, 41025343177, 205126715885]

約数ペア:

[(1, 205126715885), (5, 41025343177), (7, 29303816555), (13, 15778978145), (17, 12066277405), (31, 6616990835), (35, 5860763311), (65, 3155795629), (85, 2413255481), (91, 2254139735), (119, 1723753915), (155, 1323398167), (217, 945284405), (221, 928175185), (403, 508999295), (455, 450827947), (527, 389234755), (595, 344750783), (1085, 189056881), (1105, 185635037), (1547, 132596455), (2015, 101799859), (2635, 77846951), (2821, 72714185), (3689, 55604965), (6851, 29941135), (7735, 26519291), (14105, 14542837), (18445, 11120993), (34255, 5988227), (47957, 4277305), (239785, 855461)]