28316059775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1\times {\mathrm{1013}}^1$

素因数の和:1868

約数の個数: 48

約数和(自身を含む): 37683079200

約数和(自身を除く): 9367019425

約数列:

[1, 5, 17, 25, 85, 89, 425, 445, 739, 1013, 1513, 2225, 3695, 5065, 7565, 12563, 17221, 18475, 25325, 37825, 62815, 65771, 86105, 90157, 314075, 328855, 430525, 450785, 748607, 1118107, 1532669, 1644275, 2253925, 3743035, 5590535, 7663345, 12726319, 18715175, 27952675, 38316725, 63631595, 66626023, 318157975, 333130115, 1132642391, 1665650575, 5663211955, 28316059775]

約数ペア:

[(1, 28316059775), (5, 5663211955), (17, 1665650575), (25, 1132642391), (85, 333130115), (89, 318157975), (425, 66626023), (445, 63631595), (739, 38316725), (1013, 27952675), (1513, 18715175), (2225, 12726319), (3695, 7663345), (5065, 5590535), (7565, 3743035), (12563, 2253925), (17221, 1644275), (18475, 1532669), (25325, 1118107), (37825, 748607), (62815, 450785), (65771, 430525), (86105, 328855), (90157, 314075)]