80441860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{30703}}^1$

素因数の和:30843

約数の個数: 24

約数和(自身を含む): 170222976

約数和(自身を除く): 89781116

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 30703, 61406, 122812, 153515, 307030, 614060, 4022093, 8044186, 16088372, 20110465, 40220930, 80441860]

約数ペア:

[(1, 80441860), (2, 40220930), (4, 20110465), (5, 16088372), (10, 8044186), (20, 4022093), (131, 614060), (262, 307030), (524, 153515), (655, 122812), (1310, 61406), (2620, 30703)]