1581016895

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{1399}}^1$

素因数の和:1775

約数の個数: 32

約数和(自身を含む): 2051481600

約数和(自身を除く): 470464705

約数列:

[1, 5, 23, 31, 115, 155, 317, 713, 1399, 1585, 3565, 6995, 7291, 9827, 32177, 36455, 43369, 49135, 160885, 216845, 226021, 443483, 997487, 1130105, 2217415, 4987435, 10200109, 13747973, 51000545, 68739865, 316203379, 1581016895]

約数ペア:

[(1, 1581016895), (5, 316203379), (23, 68739865), (31, 51000545), (115, 13747973), (155, 10200109), (317, 4987435), (713, 2217415), (1399, 1130105), (1585, 997487), (3565, 443483), (6995, 226021), (7291, 216845), (9827, 160885), (32177, 49135), (36455, 43369)]