168403690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{26437}}^1$

素因数の和:26471

約数の個数: 48

約数和(自身を含む): 379755432

約数和(自身を除く): 211351742

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 26437, 52874, 132185, 185059, 264370, 343681, 370118, 687362, 925295, 1295413, 1718405, 1850590, 2405767, 2590826, 3436810, 4811534, 6477065, 12028835, 12954130, 16840369, 24057670, 33680738, 84201845, 168403690]

約数ペア:

[(1, 168403690), (2, 84201845), (5, 33680738), (7, 24057670), (10, 16840369), (13, 12954130), (14, 12028835), (26, 6477065), (35, 4811534), (49, 3436810), (65, 2590826), (70, 2405767), (91, 1850590), (98, 1718405), (130, 1295413), (182, 925295), (245, 687362), (455, 370118), (490, 343681), (637, 264370), (910, 185059), (1274, 132185), (3185, 52874), (6370, 26437)]