68712776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2054

約数の個数: 64

約数和(自身を含む): 155364480

約数和(自身を除く): 86651704

約数列:

[1, 2, 4, 8, 11, 17, 22, 23, 34, 44, 46, 68, 88, 92, 136, 184, 187, 253, 374, 391, 506, 748, 782, 1012, 1496, 1564, 1997, 2024, 3128, 3994, 4301, 7988, 8602, 15976, 17204, 21967, 33949, 34408, 43934, 45931, 67898, 87868, 91862, 135796, 175736, 183724, 271592, 367448, 373439, 505241, 746878, 780827, 1010482, 1493756, 1561654, 2020964, 2987512, 3123308, 4041928, 6246616, 8589097, 17178194, 34356388, 68712776]

約数ペア:

[(1, 68712776), (2, 34356388), (4, 17178194), (8, 8589097), (11, 6246616), (17, 4041928), (22, 3123308), (23, 2987512), (34, 2020964), (44, 1561654), (46, 1493756), (68, 1010482), (88, 780827), (92, 746878), (136, 505241), (184, 373439), (187, 367448), (253, 271592), (374, 183724), (391, 175736), (506, 135796), (748, 91862), (782, 87868), (1012, 67898), (1496, 45931), (1564, 43934), (1997, 34408), (2024, 33949), (3128, 21967), (3994, 17204), (4301, 15976), (7988, 8602)]