20579723925

素因数分解:

$3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{1091}}^1\times {\mathrm{1543}}^1$

素因数の和:2810

約数の個数: 48

約数和(自身を含む): 34287472128

約数和(自身を除く): 13707748203

約数列:

[1, 3, 5, 15, 25, 75, 163, 489, 815, 1091, 1543, 2445, 3273, 4075, 4629, 5455, 7715, 12225, 16365, 23145, 27275, 38575, 81825, 115725, 177833, 251509, 533499, 754527, 889165, 1257545, 1683413, 2667495, 3772635, 4445825, 5050239, 6287725, 8417065, 13337475, 18863175, 25251195, 42085325, 126255975, 274396319, 823188957, 1371981595, 4115944785, 6859907975, 20579723925]

約数ペア:

[(1, 20579723925), (3, 6859907975), (5, 4115944785), (15, 1371981595), (25, 823188957), (75, 274396319), (163, 126255975), (489, 42085325), (815, 25251195), (1091, 18863175), (1543, 13337475), (2445, 8417065), (3273, 6287725), (4075, 5050239), (4629, 4445825), (5455, 3772635), (7715, 2667495), (12225, 1683413), (16365, 1257545), (23145, 889165), (27275, 754527), (38575, 533499), (81825, 251509), (115725, 177833)]