81473325

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 142490880

約数和(自身を除く): 61017555

約数列:

[1, 3, 5, 15, 25, 29, 47, 75, 87, 141, 145, 235, 435, 705, 725, 797, 1175, 1363, 2175, 2391, 3525, 3985, 4089, 6815, 11955, 19925, 20445, 23113, 34075, 37459, 59775, 69339, 102225, 112377, 115565, 187295, 346695, 561885, 577825, 936475, 1086311, 1733475, 2809425, 3258933, 5431555, 16294665, 27157775, 81473325]

約数ペア:

[(1, 81473325), (3, 27157775), (5, 16294665), (15, 5431555), (25, 3258933), (29, 2809425), (47, 1733475), (75, 1086311), (87, 936475), (141, 577825), (145, 561885), (235, 346695), (435, 187295), (705, 115565), (725, 112377), (797, 102225), (1175, 69339), (1363, 59775), (2175, 37459), (2391, 34075), (3525, 23113), (3985, 20445), (4089, 19925), (6815, 11955)]