80900848

素因数分解:

$2^4\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1283}}^1$

素因数の和:1861

約数の個数: 40

約数和(自身を含む): 179595648

約数和(自身を除く): 98694800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 563, 1126, 1283, 2252, 2566, 3941, 4504, 5132, 7882, 8981, 9008, 10264, 15764, 17962, 20528, 31528, 35924, 63056, 71848, 143696, 722329, 1444658, 2889316, 5056303, 5778632, 10112606, 11557264, 20225212, 40450424, 80900848]

約数ペア:

[(1, 80900848), (2, 40450424), (4, 20225212), (7, 11557264), (8, 10112606), (14, 5778632), (16, 5056303), (28, 2889316), (56, 1444658), (112, 722329), (563, 143696), (1126, 71848), (1283, 63056), (2252, 35924), (2566, 31528), (3941, 20528), (4504, 17962), (5132, 15764), (7882, 10264), (8981, 9008)]