21880451650

素因数分解:

$2^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{457}}^1\times {\mathrm{3079}}^1$

素因数の和:3859

約数の個数: 48

約数和(自身を含む): 40931130240

約数和(自身を除く): 19050678590

約数列:

[1, 2, 5, 10, 25, 50, 311, 457, 622, 914, 1555, 2285, 3079, 3110, 4570, 6158, 7775, 11425, 15395, 15550, 22850, 30790, 76975, 142127, 153950, 284254, 710635, 957569, 1407103, 1421270, 1915138, 2814206, 3553175, 4787845, 7035515, 7106350, 9575690, 14071030, 23939225, 35177575, 47878450, 70355150, 437609033, 875218066, 2188045165, 4376090330, 10940225825, 21880451650]

約数ペア:

[(1, 21880451650), (2, 10940225825), (5, 4376090330), (10, 2188045165), (25, 875218066), (50, 437609033), (311, 70355150), (457, 47878450), (622, 35177575), (914, 23939225), (1555, 14071030), (2285, 9575690), (3079, 7106350), (3110, 7035515), (4570, 4787845), (6158, 3553175), (7775, 2814206), (11425, 1915138), (15395, 1421270), (15550, 1407103), (22850, 957569), (30790, 710635), (76975, 284254), (142127, 153950)]