25968605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 36142848

約数和(自身を除く): 10174243

約数列:

[1, 5, 13, 17, 65, 71, 85, 221, 331, 355, 923, 1105, 1207, 1655, 4303, 4615, 5627, 6035, 15691, 21515, 23501, 28135, 73151, 78455, 117505, 305513, 365755, 399517, 1527565, 1997585, 5193721, 25968605]

約数ペア:

[(1, 25968605), (5, 5193721), (13, 1997585), (17, 1527565), (65, 399517), (71, 365755), (85, 305513), (221, 117505), (331, 78455), (355, 73151), (923, 28135), (1105, 23501), (1207, 21515), (1655, 15691), (4303, 6035), (4615, 5627)]