788990015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{2239}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 1064448000

約数和(自身を除く): 275457985

約数列:

[1, 5, 11, 43, 55, 149, 215, 473, 745, 1639, 2239, 2365, 6407, 8195, 11195, 24629, 32035, 70477, 96277, 123145, 333611, 352385, 481385, 1059047, 1668055, 3669721, 5295235, 14345273, 18348605, 71726365, 157798003, 788990015]

約数ペア:

[(1, 788990015), (5, 157798003), (11, 71726365), (43, 18348605), (55, 14345273), (149, 5295235), (215, 3669721), (473, 1668055), (745, 1059047), (1639, 481385), (2239, 352385), (2365, 333611), (6407, 123145), (8195, 96277), (11195, 70477), (24629, 32035)]