49489040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{36389}}^1$

素因数の和:36419

約数の個数: 40

約数和(自身を含む): 121833720

約数和(自身を除く): 72344680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 36389, 72778, 145556, 181945, 291112, 363890, 582224, 618613, 727780, 1237226, 1455560, 2474452, 2911120, 3093065, 4948904, 6186130, 9897808, 12372260, 24744520, 49489040]

約数ペア:

[(1, 49489040), (2, 24744520), (4, 12372260), (5, 9897808), (8, 6186130), (10, 4948904), (16, 3093065), (17, 2911120), (20, 2474452), (34, 1455560), (40, 1237226), (68, 727780), (80, 618613), (85, 582224), (136, 363890), (170, 291112), (272, 181945), (340, 145556), (680, 72778), (1360, 36389)]