51105440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16811}}^1$

素因数の和:16845

約数の個数: 48

約数和(自身を含む): 127098720

約数和(自身を除く): 75993280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 16811, 33622, 67244, 84055, 134488, 168110, 268976, 319409, 336220, 537952, 638818, 672440, 1277636, 1344880, 1597045, 2555272, 2689760, 3194090, 5110544, 6388180, 10221088, 12776360, 25552720, 51105440]

約数ペア:

[(1, 51105440), (2, 25552720), (4, 12776360), (5, 10221088), (8, 6388180), (10, 5110544), (16, 3194090), (19, 2689760), (20, 2555272), (32, 1597045), (38, 1344880), (40, 1277636), (76, 672440), (80, 638818), (95, 537952), (152, 336220), (160, 319409), (190, 268976), (304, 168110), (380, 134488), (608, 84055), (760, 67244), (1520, 33622), (3040, 16811)]