128260795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1201}}^1$

素因数の和:1303

約数の個数: 32

約数和(自身を含む): 174472704

約数和(自身を除く): 46211909

約数列:

[1, 5, 13, 31, 53, 65, 155, 265, 403, 689, 1201, 1643, 2015, 3445, 6005, 8215, 15613, 21359, 37231, 63653, 78065, 106795, 186155, 318265, 484003, 827489, 1973243, 2420015, 4137445, 9866215, 25652159, 128260795]

約数ペア:

[(1, 128260795), (5, 25652159), (13, 9866215), (31, 4137445), (53, 2420015), (65, 1973243), (155, 827489), (265, 484003), (403, 318265), (689, 186155), (1201, 106795), (1643, 78065), (2015, 63653), (3445, 37231), (6005, 21359), (8215, 15613)]