1981170089995

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{19516033}}^1$

素因数の和:19516374

約数の個数: 16

約数和(自身を含む): 2416865650560

約数和(自身を除く): 435695560565

約数列:

[1, 5, 79, 257, 395, 1285, 20303, 101515, 19516033, 97580165, 1541766607, 5015620481, 7708833035, 25078102405, 396234017999, 1981170089995]

約数ペア:

[(1, 1981170089995), (5, 396234017999), (79, 25078102405), (257, 7708833035), (395, 5015620481), (1285, 1541766607), (20303, 97580165), (101515, 19516033)]