490158032

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7829}}^1$

素因数の和:7900

約数の個数: 80

約数和(自身を含む): 1196173440

約数和(自身を除く): 706015408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 52, 56, 86, 91, 104, 112, 172, 182, 208, 301, 344, 364, 559, 602, 688, 728, 1118, 1204, 1456, 2236, 2408, 3913, 4472, 4816, 7826, 7829, 8944, 15652, 15658, 31304, 31316, 54803, 62608, 62632, 101777, 109606, 125264, 203554, 219212, 336647, 407108, 438424, 673294, 712439, 814216, 876848, 1346588, 1424878, 1628432, 2356529, 2693176, 2849756, 4376411, 4713058, 5386352, 5699512, 8752822, 9426116, 11399024, 17505644, 18852232, 30634877, 35011288, 37704464, 61269754, 70022576, 122539508, 245079016, 490158032]

約数ペア:

[(1, 490158032), (2, 245079016), (4, 122539508), (7, 70022576), (8, 61269754), (13, 37704464), (14, 35011288), (16, 30634877), (26, 18852232), (28, 17505644), (43, 11399024), (52, 9426116), (56, 8752822), (86, 5699512), (91, 5386352), (104, 4713058), (112, 4376411), (172, 2849756), (182, 2693176), (208, 2356529), (301, 1628432), (344, 1424878), (364, 1346588), (559, 876848), (602, 814216), (688, 712439), (728, 673294), (1118, 438424), (1204, 407108), (1456, 336647), (2236, 219212), (2408, 203554), (3913, 125264), (4472, 109606), (4816, 101777), (7826, 62632), (7829, 62608), (8944, 54803), (15652, 31316), (15658, 31304)]