205703755

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 262103040

約数和(自身を除く): 56399285

約数列:

[1, 5, 31, 79, 107, 155, 157, 395, 535, 785, 2449, 3317, 4867, 8453, 12245, 12403, 16585, 16799, 24335, 42265, 62015, 83995, 262043, 384493, 520769, 1310215, 1327121, 1922465, 2603845, 6635605, 41140751, 205703755]

約数ペア:

[(1, 205703755), (5, 41140751), (31, 6635605), (79, 2603845), (107, 1922465), (155, 1327121), (157, 1310215), (395, 520769), (535, 384493), (785, 262043), (2449, 83995), (3317, 62015), (4867, 42265), (8453, 24335), (12245, 16799), (12403, 16585)]