25885890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4051}}^1$

素因数の和:4135

約数の個数: 48

約数和(自身を含む): 68268096

約数和(自身を除く): 42382206

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 4051, 6390, 8102, 12153, 20255, 24306, 36459, 40510, 60765, 72918, 121530, 182295, 287621, 364590, 575242, 862863, 1438105, 1725726, 2588589, 2876210, 4314315, 5177178, 8628630, 12942945, 25885890]

約数ペア:

[(1, 25885890), (2, 12942945), (3, 8628630), (5, 5177178), (6, 4314315), (9, 2876210), (10, 2588589), (15, 1725726), (18, 1438105), (30, 862863), (45, 575242), (71, 364590), (90, 287621), (142, 182295), (213, 121530), (355, 72918), (426, 60765), (639, 40510), (710, 36459), (1065, 24306), (1278, 20255), (2130, 12153), (3195, 8102), (4051, 6390)]