81377152

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{33461}}^1$

素因数の和:33494

約数の個数: 32

約数和(自身を含む): 170656200

約数和(自身を除く): 89279048

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 33461, 66922, 133844, 267688, 535376, 635759, 1070752, 1271518, 2141504, 2543036, 4283008, 5086072, 10172144, 20344288, 40688576, 81377152]

約数ペア:

[(1, 81377152), (2, 40688576), (4, 20344288), (8, 10172144), (16, 5086072), (19, 4283008), (32, 2543036), (38, 2141504), (64, 1271518), (76, 1070752), (128, 635759), (152, 535376), (304, 267688), (608, 133844), (1216, 66922), (2432, 33461)]