64609645

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 84478464

約数和(自身を除く): 19868819

約数列:

[1, 5, 23, 41, 71, 115, 193, 205, 355, 943, 965, 1633, 2911, 4439, 4715, 7913, 8165, 13703, 14555, 22195, 39565, 66953, 68515, 181999, 315169, 334765, 561823, 909995, 1575845, 2809115, 12921929, 64609645]

約数ペア:

[(1, 64609645), (5, 12921929), (23, 2809115), (41, 1575845), (71, 909995), (115, 561823), (193, 334765), (205, 315169), (355, 181999), (943, 68515), (965, 66953), (1633, 39565), (2911, 22195), (4439, 14555), (4715, 13703), (7913, 8165)]