80216984

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{683}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 154023120

約数和(自身を除く): 73806136

約数列:

[1, 2, 4, 8, 53, 106, 212, 277, 424, 554, 683, 1108, 1366, 2216, 2732, 5464, 14681, 29362, 36199, 58724, 72398, 117448, 144796, 189191, 289592, 378382, 756764, 1513528, 10027123, 20054246, 40108492, 80216984]

約数ペア:

[(1, 80216984), (2, 40108492), (4, 20054246), (8, 10027123), (53, 1513528), (106, 756764), (212, 378382), (277, 289592), (424, 189191), (554, 144796), (683, 117448), (1108, 72398), (1366, 58724), (2216, 36199), (2732, 29362), (5464, 14681)]