1617962660

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{7817}}^1$

素因数の和:8036

約数の個数: 48

約数和(自身を含む): 3467439360

約数和(自身を除く): 1849476700

約数列:

[1, 2, 4, 5, 10, 20, 79, 131, 158, 262, 316, 395, 524, 655, 790, 1310, 1580, 2620, 7817, 10349, 15634, 20698, 31268, 39085, 41396, 51745, 78170, 103490, 156340, 206980, 617543, 1024027, 1235086, 2048054, 2470172, 3087715, 4096108, 5120135, 6175430, 10240270, 12350860, 20480540, 80898133, 161796266, 323592532, 404490665, 808981330, 1617962660]

約数ペア:

[(1, 1617962660), (2, 808981330), (4, 404490665), (5, 323592532), (10, 161796266), (20, 80898133), (79, 20480540), (131, 12350860), (158, 10240270), (262, 6175430), (316, 5120135), (395, 4096108), (524, 3087715), (655, 2470172), (790, 2048054), (1310, 1235086), (1580, 1024027), (2620, 617543), (7817, 206980), (10349, 156340), (15634, 103490), (20698, 78170), (31268, 51745), (39085, 41396)]