51729800

素因数分解:

$2^3\times 5^2\times {\mathrm{181}}^1\times {\mathrm{1429}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 121020900

約数和(自身を除く): 69291100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 181, 200, 362, 724, 905, 1429, 1448, 1810, 2858, 3620, 4525, 5716, 7145, 7240, 9050, 11432, 14290, 18100, 28580, 35725, 36200, 57160, 71450, 142900, 258649, 285800, 517298, 1034596, 1293245, 2069192, 2586490, 5172980, 6466225, 10345960, 12932450, 25864900, 51729800]

約数ペア:

[(1, 51729800), (2, 25864900), (4, 12932450), (5, 10345960), (8, 6466225), (10, 5172980), (20, 2586490), (25, 2069192), (40, 1293245), (50, 1034596), (100, 517298), (181, 285800), (200, 258649), (362, 142900), (724, 71450), (905, 57160), (1429, 36200), (1448, 35725), (1810, 28580), (2858, 18100), (3620, 14290), (4525, 11432), (5716, 9050), (7145, 7240)]