77153680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{263}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 190523520

約数和(自身を除く): 113369840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 193, 263, 304, 380, 386, 526, 760, 772, 965, 1052, 1315, 1520, 1544, 1930, 2104, 2630, 3088, 3667, 3860, 4208, 4997, 5260, 7334, 7720, 9994, 10520, 14668, 15440, 18335, 19988, 21040, 24985, 29336, 36670, 39976, 49970, 50759, 58672, 73340, 79952, 99940, 101518, 146680, 199880, 203036, 253795, 293360, 399760, 406072, 507590, 812144, 964421, 1015180, 1928842, 2030360, 3857684, 4060720, 4822105, 7715368, 9644210, 15430736, 19288420, 38576840, 77153680]

約数ペア:

[(1, 77153680), (2, 38576840), (4, 19288420), (5, 15430736), (8, 9644210), (10, 7715368), (16, 4822105), (19, 4060720), (20, 3857684), (38, 2030360), (40, 1928842), (76, 1015180), (80, 964421), (95, 812144), (152, 507590), (190, 406072), (193, 399760), (263, 293360), (304, 253795), (380, 203036), (386, 199880), (526, 146680), (760, 101518), (772, 99940), (965, 79952), (1052, 73340), (1315, 58672), (1520, 50759), (1544, 49970), (1930, 39976), (2104, 36670), (2630, 29336), (3088, 24985), (3667, 21040), (3860, 19988), (4208, 18335), (4997, 15440), (5260, 14668), (7334, 10520), (7720, 9994)]