71384672

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{857}}^1$

素因数の和:1023

約数の個数: 48

約数和(自身を含む): 149189040

約数和(自身を除く): 77804368

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 137, 152, 274, 304, 548, 608, 857, 1096, 1714, 2192, 2603, 3428, 4384, 5206, 6856, 10412, 13712, 16283, 20824, 27424, 32566, 41648, 65132, 83296, 117409, 130264, 234818, 260528, 469636, 521056, 939272, 1878544, 2230771, 3757088, 4461542, 8923084, 17846168, 35692336, 71384672]

約数ペア:

[(1, 71384672), (2, 35692336), (4, 17846168), (8, 8923084), (16, 4461542), (19, 3757088), (32, 2230771), (38, 1878544), (76, 939272), (137, 521056), (152, 469636), (274, 260528), (304, 234818), (548, 130264), (608, 117409), (857, 83296), (1096, 65132), (1714, 41648), (2192, 32566), (2603, 27424), (3428, 20824), (4384, 16283), (5206, 13712), (6856, 10412)]