72257290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1013}}^1\times {\mathrm{1019}}^1$

素因数の和:2046

約数の個数: 32

約数和(自身を含む): 148936320

約数和(自身を除く): 76679030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1013, 1019, 2026, 2038, 5065, 5095, 7091, 7133, 10130, 10190, 14182, 14266, 35455, 35665, 70910, 71330, 1032247, 2064494, 5161235, 7225729, 10322470, 14451458, 36128645, 72257290]

約数ペア:

[(1, 72257290), (2, 36128645), (5, 14451458), (7, 10322470), (10, 7225729), (14, 5161235), (35, 2064494), (70, 1032247), (1013, 71330), (1019, 70910), (2026, 35665), (2038, 35455), (5065, 14266), (5095, 14182), (7091, 10190), (7133, 10130)]