208026325

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1018

約数の個数: 36

約数和(自身を含む): 284898060

約数和(自身を除く): 76871735

約数列:

[1, 5, 13, 25, 53, 65, 169, 265, 325, 689, 845, 929, 1325, 3445, 4225, 4645, 8957, 12077, 17225, 23225, 44785, 49237, 60385, 157001, 223925, 246185, 301925, 640081, 785005, 1230925, 3200405, 3925025, 8321053, 16002025, 41605265, 208026325]

約数ペア:

[(1, 208026325), (5, 41605265), (13, 16002025), (25, 8321053), (53, 3925025), (65, 3200405), (169, 1230925), (265, 785005), (325, 640081), (689, 301925), (845, 246185), (929, 223925), (1325, 157001), (3445, 60385), (4225, 49237), (4645, 44785), (8957, 23225), (12077, 17225)]