78902056

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{1789}}^1$

素因数の和:1981

約数の個数: 32

約数和(自身を含む): 153045000

約数和(自身を除く): 74142944

約数列:

[1, 2, 4, 8, 37, 74, 148, 149, 296, 298, 596, 1192, 1789, 3578, 5513, 7156, 11026, 14312, 22052, 44104, 66193, 132386, 264772, 266561, 529544, 533122, 1066244, 2132488, 9862757, 19725514, 39451028, 78902056]

約数ペア:

[(1, 78902056), (2, 39451028), (4, 19725514), (8, 9862757), (37, 2132488), (74, 1066244), (148, 533122), (149, 529544), (296, 266561), (298, 264772), (596, 132386), (1192, 66193), (1789, 44104), (3578, 22052), (5513, 14312), (7156, 11026)]