25511870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 50035968

約数和(自身を除く): 24524098

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 191, 361, 370, 382, 703, 722, 955, 1406, 1805, 1910, 3515, 3610, 3629, 7030, 7067, 7258, 13357, 14134, 18145, 26714, 35335, 36290, 66785, 68951, 70670, 133570, 134273, 137902, 268546, 344755, 671365, 689510, 1342730, 2551187, 5102374, 12755935, 25511870]

約数ペア:

[(1, 25511870), (2, 12755935), (5, 5102374), (10, 2551187), (19, 1342730), (37, 689510), (38, 671365), (74, 344755), (95, 268546), (185, 137902), (190, 134273), (191, 133570), (361, 70670), (370, 68951), (382, 66785), (703, 36290), (722, 35335), (955, 26714), (1406, 18145), (1805, 14134), (1910, 13357), (3515, 7258), (3610, 7067), (3629, 7030)]