80854660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1283}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 178609536

約数和(自身を除く): 97754876

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 274, 460, 548, 685, 1283, 1370, 2566, 2740, 3151, 5132, 6302, 6415, 12604, 12830, 15755, 25660, 29509, 31510, 59018, 63020, 118036, 147545, 175771, 295090, 351542, 590180, 703084, 878855, 1757710, 3515420, 4042733, 8085466, 16170932, 20213665, 40427330, 80854660]

約数ペア:

[(1, 80854660), (2, 40427330), (4, 20213665), (5, 16170932), (10, 8085466), (20, 4042733), (23, 3515420), (46, 1757710), (92, 878855), (115, 703084), (137, 590180), (230, 351542), (274, 295090), (460, 175771), (548, 147545), (685, 118036), (1283, 63020), (1370, 59018), (2566, 31510), (2740, 29509), (3151, 25660), (5132, 15755), (6302, 12830), (6415, 12604)]