15697737205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1\times {\mathrm{1999}}^1$

素因数の和:2785

約数の個数: 32

約数和(自身を含む): 20021760000

約数和(自身を除く): 4324022795

約数列:

[1, 5, 19, 95, 131, 631, 655, 1999, 2489, 3155, 9995, 11989, 12445, 37981, 59945, 82661, 189905, 261869, 413305, 1261369, 1309345, 1570559, 4975511, 6306845, 7852795, 23966011, 24877555, 119830055, 165239339, 826196695, 3139547441, 15697737205]

約数ペア:

[(1, 15697737205), (5, 3139547441), (19, 826196695), (95, 165239339), (131, 119830055), (631, 24877555), (655, 23966011), (1999, 7852795), (2489, 6306845), (3155, 4975511), (9995, 1570559), (11989, 1309345), (12445, 1261369), (37981, 413305), (59945, 261869), (82661, 189905)]