42689305

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 55677600

約数和(自身を除く): 12988295

約数列:

[1, 5, 29, 37, 73, 109, 145, 185, 365, 545, 1073, 2117, 2701, 3161, 4033, 5365, 7957, 10585, 13505, 15805, 20165, 39785, 78329, 116957, 230753, 294409, 391645, 584785, 1153765, 1472045, 8537861, 42689305]

約数ペア:

[(1, 42689305), (5, 8537861), (29, 1472045), (37, 1153765), (73, 584785), (109, 391645), (145, 294409), (185, 230753), (365, 116957), (545, 78329), (1073, 39785), (2117, 20165), (2701, 15805), (3161, 13505), (4033, 10585), (5365, 7957)]