85855864

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 173859840

約数和(自身を除く): 88003976

約数列:

[1, 2, 4, 8, 31, 43, 62, 83, 86, 97, 124, 166, 172, 194, 248, 332, 344, 388, 664, 776, 1333, 2573, 2666, 3007, 3569, 4171, 5146, 5332, 6014, 7138, 8051, 8342, 10292, 10664, 12028, 14276, 16102, 16684, 20584, 24056, 28552, 32204, 33368, 64408, 110639, 129301, 221278, 249581, 258602, 346193, 442556, 499162, 517204, 692386, 885112, 998324, 1034408, 1384772, 1996648, 2769544, 10731983, 21463966, 42927932, 85855864]

約数ペア:

[(1, 85855864), (2, 42927932), (4, 21463966), (8, 10731983), (31, 2769544), (43, 1996648), (62, 1384772), (83, 1034408), (86, 998324), (97, 885112), (124, 692386), (166, 517204), (172, 499162), (194, 442556), (248, 346193), (332, 258602), (344, 249581), (388, 221278), (664, 129301), (776, 110639), (1333, 64408), (2573, 33368), (2666, 32204), (3007, 28552), (3569, 24056), (4171, 20584), (5146, 16684), (5332, 16102), (6014, 14276), (7138, 12028), (8051, 10664), (8342, 10292)]