81376696

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2803}}^1$

素因数の和:3019

約数の個数: 32

約数和(自身を含む): 161510400

約数和(自身を除く): 80133704

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 191, 382, 764, 1528, 2803, 3629, 5606, 7258, 11212, 14516, 22424, 29032, 53257, 106514, 213028, 426056, 535373, 1070746, 2141492, 4282984, 10172087, 20344174, 40688348, 81376696]

約数ペア:

[(1, 81376696), (2, 40688348), (4, 20344174), (8, 10172087), (19, 4282984), (38, 2141492), (76, 1070746), (152, 535373), (191, 426056), (382, 213028), (764, 106514), (1528, 53257), (2803, 29032), (3629, 22424), (5606, 14516), (7258, 11212)]