72440165

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 102727680

約数和(自身を除く): 30287515

約数列:

[1, 5, 7, 35, 43, 127, 215, 301, 379, 635, 889, 1505, 1895, 2653, 4445, 5461, 13265, 16297, 27305, 38227, 48133, 81485, 114079, 191135, 240665, 336931, 570395, 1684655, 2069719, 10348595, 14488033, 72440165]

約数ペア:

[(1, 72440165), (5, 14488033), (7, 10348595), (35, 2069719), (43, 1684655), (127, 570395), (215, 336931), (301, 240665), (379, 191135), (635, 114079), (889, 81485), (1505, 48133), (1895, 38227), (2653, 27305), (4445, 16297), (5461, 13265)]