67843480

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{6449}}^1$

素因数の和:6723

約数の個数: 32

約数和(自身を含む): 153252000

約数和(自身を除く): 85408520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 6449, 10520, 12898, 25796, 32245, 51592, 64490, 128980, 257960, 1696087, 3392174, 6784348, 8480435, 13568696, 16960870, 33921740, 67843480]

約数ペア:

[(1, 67843480), (2, 33921740), (4, 16960870), (5, 13568696), (8, 8480435), (10, 6784348), (20, 3392174), (40, 1696087), (263, 257960), (526, 128980), (1052, 64490), (1315, 51592), (2104, 32245), (2630, 25796), (5260, 12898), (6449, 10520)]