8172112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:511

約数の個数: 40

約数和(自身を含む): 17264520

約数和(自身を除く): 9092408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 389, 404, 778, 808, 1313, 1556, 1616, 2626, 3112, 5057, 5252, 6224, 10114, 10504, 20228, 21008, 39289, 40456, 78578, 80912, 157156, 314312, 510757, 628624, 1021514, 2043028, 4086056, 8172112]

約数ペア:

[(1, 8172112), (2, 4086056), (4, 2043028), (8, 1021514), (13, 628624), (16, 510757), (26, 314312), (52, 157156), (101, 80912), (104, 78578), (202, 40456), (208, 39289), (389, 21008), (404, 20228), (778, 10504), (808, 10114), (1313, 6224), (1556, 5252), (1616, 5057), (2626, 3112)]