289678049275

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3980461}}^1$

素因数の和:3980583

約数の個数: 24

約数和(自身を含む): 373144429728

約数和(自身を除く): 83466380453

約数列:

[1, 5, 25, 41, 71, 205, 355, 1025, 1775, 2911, 14555, 72775, 3980461, 19902305, 99511525, 163198901, 282612731, 815994505, 1413063655, 4079972525, 7065318275, 11587121971, 57935609855, 289678049275]

約数ペア:

[(1, 289678049275), (5, 57935609855), (25, 11587121971), (41, 7065318275), (71, 4079972525), (205, 1413063655), (355, 815994505), (1025, 282612731), (1775, 163198901), (2911, 99511525), (14555, 19902305), (72775, 3980461)]