71812208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5153}}^1$

素因数の和:5241

約数の個数: 40

約数和(自身を含む): 152104848

約数和(自身を除く): 80292640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 5153, 6968, 10306, 13936, 20612, 41224, 66989, 82448, 133978, 267956, 345251, 535912, 690502, 1071824, 1381004, 2762008, 4488263, 5524016, 8976526, 17953052, 35906104, 71812208]

約数ペア:

[(1, 71812208), (2, 35906104), (4, 17953052), (8, 8976526), (13, 5524016), (16, 4488263), (26, 2762008), (52, 1381004), (67, 1071824), (104, 690502), (134, 535912), (208, 345251), (268, 267956), (536, 133978), (871, 82448), (1072, 66989), (1742, 41224), (3484, 20612), (5153, 13936), (6968, 10306)]