54664225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 85887360

約数和(自身を除く): 31223135

約数列:

[1, 5, 7, 11, 25, 35, 55, 73, 77, 175, 275, 365, 385, 389, 511, 803, 1825, 1925, 1945, 2555, 2723, 4015, 4279, 5621, 9725, 12775, 13615, 20075, 21395, 28105, 28397, 29953, 68075, 106975, 140525, 141985, 149765, 198779, 312367, 709925, 748825, 993895, 1561835, 2186569, 4969475, 7809175, 10932845, 54664225]

約数ペア:

[(1, 54664225), (5, 10932845), (7, 7809175), (11, 4969475), (25, 2186569), (35, 1561835), (55, 993895), (73, 748825), (77, 709925), (175, 312367), (275, 198779), (365, 149765), (385, 141985), (389, 140525), (511, 106975), (803, 68075), (1825, 29953), (1925, 28397), (1945, 28105), (2555, 21395), (2723, 20075), (4015, 13615), (4279, 12775), (5621, 9725)]