64798816

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:767

約数の個数: 48

約数和(自身を含む): 135218160

約数和(自身を除く): 70419344

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 197, 304, 394, 541, 608, 788, 1082, 1576, 2164, 3152, 3743, 4328, 6304, 7486, 8656, 10279, 14972, 17312, 20558, 29944, 41116, 59888, 82232, 106577, 119776, 164464, 213154, 328928, 426308, 852616, 1705232, 2024963, 3410464, 4049926, 8099852, 16199704, 32399408, 64798816]

約数ペア:

[(1, 64798816), (2, 32399408), (4, 16199704), (8, 8099852), (16, 4049926), (19, 3410464), (32, 2024963), (38, 1705232), (76, 852616), (152, 426308), (197, 328928), (304, 213154), (394, 164464), (541, 119776), (608, 106577), (788, 82232), (1082, 59888), (1576, 41116), (2164, 29944), (3152, 20558), (3743, 17312), (4328, 14972), (6304, 10279), (7486, 8656)]