80783025

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 140568384

約数和(自身を除く): 59785359

約数列:

[1, 3, 5, 15, 25, 37, 43, 75, 111, 129, 185, 215, 555, 645, 677, 925, 1075, 1591, 2031, 2775, 3225, 3385, 4773, 7955, 10155, 16925, 23865, 25049, 29111, 39775, 50775, 75147, 87333, 119325, 125245, 145555, 375735, 436665, 626225, 727775, 1077107, 1878675, 2183325, 3231321, 5385535, 16156605, 26927675, 80783025]

約数ペア:

[(1, 80783025), (3, 26927675), (5, 16156605), (15, 5385535), (25, 3231321), (37, 2183325), (43, 1878675), (75, 1077107), (111, 727775), (129, 626225), (185, 436665), (215, 375735), (555, 145555), (645, 125245), (677, 119325), (925, 87333), (1075, 75147), (1591, 50775), (2031, 39775), (2775, 29111), (3225, 25049), (3385, 23865), (4773, 16925), (7955, 10155)]