525688180

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{1109}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 1119439440

約数和(自身を除く): 593751260

約数列:

[1, 2, 4, 5, 10, 20, 137, 173, 274, 346, 548, 685, 692, 865, 1109, 1370, 1730, 2218, 2740, 3460, 4436, 5545, 11090, 22180, 23701, 47402, 94804, 118505, 151933, 191857, 237010, 303866, 383714, 474020, 607732, 759665, 767428, 959285, 1519330, 1918570, 3038660, 3837140, 26284409, 52568818, 105137636, 131422045, 262844090, 525688180]

約数ペア:

[(1, 525688180), (2, 262844090), (4, 131422045), (5, 105137636), (10, 52568818), (20, 26284409), (137, 3837140), (173, 3038660), (274, 1918570), (346, 1519330), (548, 959285), (685, 767428), (692, 759665), (865, 607732), (1109, 474020), (1370, 383714), (1730, 303866), (2218, 237010), (2740, 191857), (3460, 151933), (4436, 118505), (5545, 94804), (11090, 47402), (22180, 23701)]