81538732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1627}}^1$

素因数の和:1726

約数の個数: 48

約数和(自身を含む): 167384448

約数和(自身を除く): 85845716

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 67, 68, 134, 187, 268, 374, 737, 748, 1139, 1474, 1627, 2278, 2948, 3254, 4556, 6508, 12529, 17897, 25058, 27659, 35794, 50116, 55318, 71588, 109009, 110636, 218018, 304249, 436036, 608498, 1199099, 1216996, 1853153, 2398198, 3706306, 4796396, 7412612, 20384683, 40769366, 81538732]

約数ペア:

[(1, 81538732), (2, 40769366), (4, 20384683), (11, 7412612), (17, 4796396), (22, 3706306), (34, 2398198), (44, 1853153), (67, 1216996), (68, 1199099), (134, 608498), (187, 436036), (268, 304249), (374, 218018), (737, 110636), (748, 109009), (1139, 71588), (1474, 55318), (1627, 50116), (2278, 35794), (2948, 27659), (3254, 25058), (4556, 17897), (6508, 12529)]