81880534

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{27059}}^1$

素因数の和:27167

約数の個数: 16

約数和(自身を含む): 131511600

約数和(自身を除く): 49631066

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 27059, 54118, 460003, 920006, 2408251, 4816502, 40940267, 81880534]

約数ペア:

[(1, 81880534), (2, 40940267), (17, 4816502), (34, 2408251), (89, 920006), (178, 460003), (1513, 54118), (3026, 27059)]