68989856

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{12757}}^1$

素因数の和:12793

約数の個数: 36

約数和(自身を含む): 147086982

約数和(自身を除く): 78097126

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 12757, 25514, 51028, 102056, 165841, 204112, 331682, 408224, 663364, 1326728, 2155933, 2653456, 4311866, 5306912, 8623732, 17247464, 34494928, 68989856]

約数ペア:

[(1, 68989856), (2, 34494928), (4, 17247464), (8, 8623732), (13, 5306912), (16, 4311866), (26, 2653456), (32, 2155933), (52, 1326728), (104, 663364), (169, 408224), (208, 331682), (338, 204112), (416, 165841), (676, 102056), (1352, 51028), (2704, 25514), (5408, 12757)]