87660016

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{61559}}^1$

素因数の和:61656

約数の個数: 20

約数和(自身を含む): 171752400

約数和(自身を除く): 84092384

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 61559, 123118, 246236, 492472, 984944, 5478751, 10957502, 21915004, 43830008, 87660016]

約数ペア:

[(1, 87660016), (2, 43830008), (4, 21915004), (8, 10957502), (16, 5478751), (89, 984944), (178, 492472), (356, 246236), (712, 123118), (1424, 61559)]