80316460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{24943}}^1$

素因数の和:24982

約数の個数: 48

約数和(自身を含む): 201148416

約数和(自身を除く): 120831956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 24943, 49886, 99772, 124715, 174601, 249430, 349202, 498860, 573689, 698404, 873005, 1147378, 1746010, 2294756, 2868445, 3492020, 4015823, 5736890, 8031646, 11473780, 16063292, 20079115, 40158230, 80316460]

約数ペア:

[(1, 80316460), (2, 40158230), (4, 20079115), (5, 16063292), (7, 11473780), (10, 8031646), (14, 5736890), (20, 4015823), (23, 3492020), (28, 2868445), (35, 2294756), (46, 1746010), (70, 1147378), (92, 873005), (115, 698404), (140, 573689), (161, 498860), (230, 349202), (322, 249430), (460, 174601), (644, 124715), (805, 99772), (1610, 49886), (3220, 24943)]