80759925

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{12377}}^1$

素因数の和:12422

約数の個数: 36

約数和(自身を含む): 149650020

約数和(自身を除く): 68890095

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 12377, 37131, 61885, 111393, 185655, 309425, 358933, 556965, 928275, 1076799, 1794665, 2784825, 3230397, 5383995, 8973325, 16151985, 26919975, 80759925]

約数ペア:

[(1, 80759925), (3, 26919975), (5, 16151985), (9, 8973325), (15, 5383995), (25, 3230397), (29, 2784825), (45, 1794665), (75, 1076799), (87, 928275), (145, 556965), (225, 358933), (261, 309425), (435, 185655), (725, 111393), (1305, 61885), (2175, 37131), (6525, 12377)]