289331575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 399974400

約数和(自身を除く): 110642825

約数列:

[1, 5, 13, 25, 59, 65, 79, 191, 295, 325, 395, 767, 955, 1027, 1475, 1975, 2483, 3835, 4661, 4775, 5135, 11269, 12415, 15089, 19175, 23305, 25675, 56345, 60593, 62075, 75445, 116525, 146497, 196157, 281725, 302965, 377225, 732485, 890251, 980785, 1514825, 3662425, 4451255, 4903925, 11573263, 22256275, 57866315, 289331575]

約数ペア:

[(1, 289331575), (5, 57866315), (13, 22256275), (25, 11573263), (59, 4903925), (65, 4451255), (79, 3662425), (191, 1514825), (295, 980785), (325, 890251), (395, 732485), (767, 377225), (955, 302965), (1027, 281725), (1475, 196157), (1975, 146497), (2483, 116525), (3835, 75445), (4661, 62075), (4775, 60593), (5135, 56345), (11269, 25675), (12415, 23305), (15089, 19175)]