128540408025

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{231323}}^1$

素因数の和:231606

約数の個数: 48

約数和(自身を含む): 220294471680

約数和(自身を除く): 91754063655

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 239, 465, 717, 775, 1195, 2325, 3585, 5975, 7409, 17925, 22227, 37045, 111135, 185225, 231323, 555675, 693969, 1156615, 3469845, 5783075, 7171013, 17349225, 21513039, 35855065, 55286197, 107565195, 165858591, 179275325, 276430985, 537825975, 829292955, 1382154925, 1713872107, 4146464775, 5141616321, 8569360535, 25708081605, 42846802675, 128540408025]

約数ペア:

[(1, 128540408025), (3, 42846802675), (5, 25708081605), (15, 8569360535), (25, 5141616321), (31, 4146464775), (75, 1713872107), (93, 1382154925), (155, 829292955), (239, 537825975), (465, 276430985), (717, 179275325), (775, 165858591), (1195, 107565195), (2325, 55286197), (3585, 35855065), (5975, 21513039), (7409, 17349225), (17925, 7171013), (22227, 5783075), (37045, 3469845), (111135, 1156615), (185225, 693969), (231323, 555675)]