18051050

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 35488800

約数和(自身を除く): 17437750

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 59, 118, 145, 211, 290, 295, 422, 590, 725, 1055, 1450, 1475, 1711, 2110, 2950, 3422, 5275, 6119, 8555, 10550, 12238, 12449, 17110, 24898, 30595, 42775, 61190, 62245, 85550, 124490, 152975, 305950, 311225, 361021, 622450, 722042, 1805105, 3610210, 9025525, 18051050]

約数ペア:

[(1, 18051050), (2, 9025525), (5, 3610210), (10, 1805105), (25, 722042), (29, 622450), (50, 361021), (58, 311225), (59, 305950), (118, 152975), (145, 124490), (211, 85550), (290, 62245), (295, 61190), (422, 42775), (590, 30595), (725, 24898), (1055, 17110), (1450, 12449), (1475, 12238), (1711, 10550), (2110, 8555), (2950, 6119), (3422, 5275)]