68506984

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:842

約数の個数: 64

約数和(自身を含む): 159465600

約数和(自身を除く): 90958616

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 139, 182, 278, 364, 556, 677, 728, 973, 1112, 1354, 1807, 1946, 2708, 3614, 3892, 4739, 5416, 7228, 7784, 8801, 9478, 12649, 14456, 17602, 18956, 25298, 35204, 37912, 50596, 61607, 70408, 94103, 101192, 123214, 188206, 246428, 376412, 492856, 658721, 752824, 1223339, 1317442, 2446678, 2634884, 4893356, 5269768, 8563373, 9786712, 17126746, 34253492, 68506984]

約数ペア:

[(1, 68506984), (2, 34253492), (4, 17126746), (7, 9786712), (8, 8563373), (13, 5269768), (14, 4893356), (26, 2634884), (28, 2446678), (52, 1317442), (56, 1223339), (91, 752824), (104, 658721), (139, 492856), (182, 376412), (278, 246428), (364, 188206), (556, 123214), (677, 101192), (728, 94103), (973, 70408), (1112, 61607), (1354, 50596), (1807, 37912), (1946, 35204), (2708, 25298), (3614, 18956), (3892, 17602), (4739, 14456), (5416, 12649), (7228, 9478), (7784, 8801)]