8049581990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{7583}}^1$

素因数の和:7797

約数の個数: 64

約数和(自身を含む): 15769866240

約数和(自身を除く): 7720284250

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 151, 185, 190, 302, 370, 703, 755, 1406, 1510, 2869, 3515, 5587, 5738, 7030, 7583, 11174, 14345, 15166, 27935, 28690, 37915, 55870, 75830, 106153, 144077, 212306, 280571, 288154, 530765, 561142, 720385, 1061530, 1145033, 1402855, 1440770, 2290066, 2805710, 5330849, 5725165, 10661698, 11450330, 21755627, 26654245, 42366221, 43511254, 53308490, 84732442, 108778135, 211831105, 217556270, 423662210, 804958199, 1609916398, 4024790995, 8049581990]

約数ペア:

[(1, 8049581990), (2, 4024790995), (5, 1609916398), (10, 804958199), (19, 423662210), (37, 217556270), (38, 211831105), (74, 108778135), (95, 84732442), (151, 53308490), (185, 43511254), (190, 42366221), (302, 26654245), (370, 21755627), (703, 11450330), (755, 10661698), (1406, 5725165), (1510, 5330849), (2869, 2805710), (3515, 2290066), (5587, 1440770), (5738, 1402855), (7030, 1145033), (7583, 1061530), (11174, 720385), (14345, 561142), (15166, 530765), (27935, 288154), (28690, 280571), (37915, 212306), (55870, 144077), (75830, 106153)]