2017128925

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{8647}}^1$

素因数の和:8738

約数の個数: 48

約数和(自身を含む): 3019743232

約数和(自身を除く): 1002614307

約数列:

[1, 5, 7, 25, 31, 35, 43, 155, 175, 215, 217, 301, 775, 1075, 1085, 1333, 1505, 5425, 6665, 7525, 8647, 9331, 33325, 43235, 46655, 60529, 216175, 233275, 268057, 302645, 371821, 1340285, 1513225, 1859105, 1876399, 2602747, 6701425, 9295525, 9381995, 11526451, 13013735, 46909975, 57632255, 65068675, 80685157, 288161275, 403425785, 2017128925]

約数ペア:

[(1, 2017128925), (5, 403425785), (7, 288161275), (25, 80685157), (31, 65068675), (35, 57632255), (43, 46909975), (155, 13013735), (175, 11526451), (215, 9381995), (217, 9295525), (301, 6701425), (775, 2602747), (1075, 1876399), (1085, 1859105), (1333, 1513225), (1505, 1340285), (5425, 371821), (6665, 302645), (7525, 268057), (8647, 233275), (9331, 216175), (33325, 60529), (43235, 46655)]