64642144

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12547}}^1$

素因数の和:12587

約数の個数: 48

約数和(自身を含む): 151780608

約数和(自身を除く): 87138464

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 5152, 12547, 25094, 50188, 87829, 100376, 175658, 200752, 288581, 351316, 401504, 577162, 702632, 1154324, 1405264, 2020067, 2308648, 2810528, 4040134, 4617296, 8080268, 9234592, 16160536, 32321072, 64642144]

約数ペア:

[(1, 64642144), (2, 32321072), (4, 16160536), (7, 9234592), (8, 8080268), (14, 4617296), (16, 4040134), (23, 2810528), (28, 2308648), (32, 2020067), (46, 1405264), (56, 1154324), (92, 702632), (112, 577162), (161, 401504), (184, 351316), (224, 288581), (322, 200752), (368, 175658), (644, 100376), (736, 87829), (1288, 50188), (2576, 25094), (5152, 12547)]