131624770

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2083}}^1$

素因数の和:2250

約数の個数: 32

約数和(自身を含む): 243077760

約数和(自身を除く): 111452990

約数列:

[1, 2, 5, 10, 71, 89, 142, 178, 355, 445, 710, 890, 2083, 4166, 6319, 10415, 12638, 20830, 31595, 63190, 147893, 185387, 295786, 370774, 739465, 926935, 1478930, 1853870, 13162477, 26324954, 65812385, 131624770]

約数ペア:

[(1, 131624770), (2, 65812385), (5, 26324954), (10, 13162477), (71, 1853870), (89, 1478930), (142, 926935), (178, 739465), (355, 370774), (445, 295786), (710, 185387), (890, 147893), (2083, 63190), (4166, 31595), (6319, 20830), (10415, 12638)]