113618920

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21683}}^1$

素因数の和:21825

約数の個数: 32

約数和(自身を含む): 257605920

約数和(自身を除く): 143987000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 21683, 43366, 86732, 108415, 173464, 216830, 433660, 867320, 2840473, 5680946, 11361892, 14202365, 22723784, 28404730, 56809460, 113618920]

約数ペア:

[(1, 113618920), (2, 56809460), (4, 28404730), (5, 22723784), (8, 14202365), (10, 11361892), (20, 5680946), (40, 2840473), (131, 867320), (262, 433660), (524, 216830), (655, 173464), (1048, 108415), (1310, 86732), (2620, 43366), (5240, 21683)]