1055555425

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 1403195904

約数和(自身を除く): 347640479

約数列:

[1, 5, 25, 31, 37, 131, 155, 185, 281, 655, 775, 925, 1147, 1405, 3275, 4061, 4847, 5735, 7025, 8711, 10397, 20305, 24235, 28675, 36811, 43555, 51985, 101525, 121175, 150257, 184055, 217775, 259925, 322307, 751285, 920275, 1141141, 1362007, 1611535, 3756425, 5705705, 6810035, 8057675, 28528525, 34050175, 42222217, 211111085, 1055555425]

約数ペア:

[(1, 1055555425), (5, 211111085), (25, 42222217), (31, 34050175), (37, 28528525), (131, 8057675), (155, 6810035), (185, 5705705), (281, 3756425), (655, 1611535), (775, 1362007), (925, 1141141), (1147, 920275), (1405, 751285), (3275, 322307), (4061, 259925), (4847, 217775), (5735, 184055), (7025, 150257), (8711, 121175), (10397, 101525), (20305, 51985), (24235, 43555), (28675, 36811)]