81992470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 177831936

約数和(自身を除く): 95839466

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 127, 161, 230, 254, 322, 401, 635, 802, 805, 889, 1270, 1610, 1778, 2005, 2807, 2921, 4010, 4445, 5614, 5842, 8890, 9223, 14035, 14605, 18446, 20447, 28070, 29210, 40894, 46115, 50927, 64561, 92230, 101854, 102235, 129122, 204470, 254635, 322805, 356489, 509270, 645610, 712978, 1171321, 1782445, 2342642, 3564890, 5856605, 8199247, 11713210, 16398494, 40996235, 81992470]

約数ペア:

[(1, 81992470), (2, 40996235), (5, 16398494), (7, 11713210), (10, 8199247), (14, 5856605), (23, 3564890), (35, 2342642), (46, 1782445), (70, 1171321), (115, 712978), (127, 645610), (161, 509270), (230, 356489), (254, 322805), (322, 254635), (401, 204470), (635, 129122), (802, 102235), (805, 101854), (889, 92230), (1270, 64561), (1610, 50927), (1778, 46115), (2005, 40894), (2807, 29210), (2921, 28070), (4010, 20447), (4445, 18446), (5614, 14605), (5842, 14035), (8890, 9223)]