77564475

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{8017}}^1$

素因数の和:8076

約数の個数: 36

約数和(自身を含む): 142175176

約数和(自身を除く): 64610701

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3225, 8017, 9675, 24051, 40085, 72153, 120255, 200425, 344731, 360765, 601275, 1034193, 1723655, 1803825, 3102579, 5170965, 8618275, 15512895, 25854825, 77564475]

約数ペア:

[(1, 77564475), (3, 25854825), (5, 15512895), (9, 8618275), (15, 5170965), (25, 3102579), (43, 1803825), (45, 1723655), (75, 1034193), (129, 601275), (215, 360765), (225, 344731), (387, 200425), (645, 120255), (1075, 72153), (1935, 40085), (3225, 24051), (8017, 9675)]