164911984

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{811}}^1$

素因数の和:1069

約数の個数: 40

約数和(自身を含む): 326229120

約数和(自身を除く): 161317136

約数列:

[1, 2, 4, 8, 16, 71, 142, 179, 284, 358, 568, 716, 811, 1136, 1432, 1622, 2864, 3244, 6488, 12709, 12976, 25418, 50836, 57581, 101672, 115162, 145169, 203344, 230324, 290338, 460648, 580676, 921296, 1161352, 2322704, 10306999, 20613998, 41227996, 82455992, 164911984]

約数ペア:

[(1, 164911984), (2, 82455992), (4, 41227996), (8, 20613998), (16, 10306999), (71, 2322704), (142, 1161352), (179, 921296), (284, 580676), (358, 460648), (568, 290338), (716, 230324), (811, 203344), (1136, 145169), (1432, 115162), (1622, 101672), (2864, 57581), (3244, 50836), (6488, 25418), (12709, 12976)]