80426915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{3023}}^1$

素因数の和:3358

約数の個数: 16

約数和(自身を含む): 102549888

約数和(自身を除く): 22122973

約数列:

[1, 5, 17, 85, 313, 1565, 3023, 5321, 15115, 26605, 51391, 256955, 946199, 4730995, 16085383, 80426915]

約数ペア:

[(1, 80426915), (5, 16085383), (17, 4730995), (85, 946199), (313, 256955), (1565, 51391), (3023, 26605), (5321, 15115)]