205120735

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{8513}}^1$

素因数の和:8658

約数の個数: 16

約数和(自身を含む): 253376640

約数和(自身を除く): 48255905

約数列:

[1, 5, 61, 79, 305, 395, 4819, 8513, 24095, 42565, 519293, 672527, 2596465, 3362635, 41024147, 205120735]

約数ペア:

[(1, 205120735), (5, 41024147), (61, 3362635), (79, 2596465), (305, 672527), (395, 519293), (4819, 42565), (8513, 24095)]