2012850125

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 3084812640

約数和(自身を除く): 1071962515

約数列:

[1, 5, 11, 13, 25, 29, 55, 65, 121, 125, 143, 145, 275, 319, 325, 353, 377, 605, 715, 725, 1375, 1573, 1595, 1625, 1765, 1885, 3025, 3509, 3575, 3625, 3883, 4147, 4589, 7865, 7975, 8825, 9425, 10237, 15125, 17545, 17875, 19415, 20735, 22945, 39325, 39875, 42713, 44125, 45617, 47125, 50479, 51185, 87725, 97075, 103675, 112607, 114725, 133081, 196625, 213565, 228085, 252395, 255925, 438625, 485375, 518375, 555269, 563035, 573625, 665405, 1067825, 1140425, 1238677, 1261975, 1279625, 1463891, 2776345, 2815175, 3327025, 5339125, 5702125, 6193385, 6309875, 7319455, 13881725, 14075875, 16102801, 16635125, 30966925, 36597275, 69408625, 80514005, 154834625, 182986375, 402570025, 2012850125]

約数ペア:

[(1, 2012850125), (5, 402570025), (11, 182986375), (13, 154834625), (25, 80514005), (29, 69408625), (55, 36597275), (65, 30966925), (121, 16635125), (125, 16102801), (143, 14075875), (145, 13881725), (275, 7319455), (319, 6309875), (325, 6193385), (353, 5702125), (377, 5339125), (605, 3327025), (715, 2815175), (725, 2776345), (1375, 1463891), (1573, 1279625), (1595, 1261975), (1625, 1238677), (1765, 1140425), (1885, 1067825), (3025, 665405), (3509, 573625), (3575, 563035), (3625, 555269), (3883, 518375), (4147, 485375), (4589, 438625), (7865, 255925), (7975, 252395), (8825, 228085), (9425, 213565), (10237, 196625), (15125, 133081), (17545, 114725), (17875, 112607), (19415, 103675), (20735, 97075), (22945, 87725), (39325, 51185), (39875, 50479), (42713, 47125), (44125, 45617)]