204927485

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1999}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 293760000

約数和(自身を除く): 88832515

約数列:

[1, 5, 7, 29, 35, 101, 145, 203, 505, 707, 1015, 1999, 2929, 3535, 9995, 13993, 14645, 20503, 57971, 69965, 102515, 201899, 289855, 405797, 1009495, 1413293, 2028985, 5855071, 7066465, 29275355, 40985497, 204927485]

約数ペア:

[(1, 204927485), (5, 40985497), (7, 29275355), (29, 7066465), (35, 5855071), (101, 2028985), (145, 1413293), (203, 1009495), (505, 405797), (707, 289855), (1015, 201899), (1999, 102515), (2929, 69965), (3535, 57971), (9995, 20503), (13993, 14645)]