81507044

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{4423}}^1$

素因数の和:4715

約数の個数: 24

約数和(自身を含む): 151619328

約数和(自身を除く): 70112284

約数列:

[1, 2, 4, 17, 34, 68, 271, 542, 1084, 4423, 4607, 8846, 9214, 17692, 18428, 75191, 150382, 300764, 1198633, 2397266, 4794532, 20376761, 40753522, 81507044]

約数ペア:

[(1, 81507044), (2, 40753522), (4, 20376761), (17, 4794532), (34, 2397266), (68, 1198633), (271, 300764), (542, 150382), (1084, 75191), (4423, 18428), (4607, 17692), (8846, 9214)]