145531375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2076

約数の個数: 32

約数和(自身を含む): 201973824

約数和(自身を除く): 56442449

約数列:

[1, 5, 11, 25, 53, 55, 125, 265, 275, 583, 1325, 1375, 1997, 2915, 6625, 9985, 14575, 21967, 49925, 72875, 105841, 109835, 249625, 529205, 549175, 1164251, 2646025, 2745875, 5821255, 13230125, 29106275, 145531375]

約数ペア:

[(1, 145531375), (5, 29106275), (11, 13230125), (25, 5821255), (53, 2745875), (55, 2646025), (125, 1164251), (265, 549175), (275, 529205), (583, 249625), (1325, 109835), (1375, 105841), (1997, 72875), (2915, 49925), (6625, 21967), (9985, 14575)]