156721389656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1303}}^1\times {\mathrm{21821}}^1$

素因数の和:23196

約数の個数: 64

約数和(自身を含む): 322689769920

約数和(自身を除く): 165968380264

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1303, 1378, 2606, 2756, 5212, 5512, 10424, 16939, 21821, 33878, 43642, 67756, 69059, 87284, 135512, 138118, 174568, 276236, 283673, 552472, 567346, 897767, 1134692, 1156513, 1795534, 2269384, 2313026, 3591068, 4626052, 7182136, 9252104, 15034669, 28432763, 30069338, 56865526, 60138676, 113731052, 120277352, 227462104, 369625919, 739251838, 1478503676, 1506936439, 2957007352, 3013872878, 6027745756, 12055491512, 19590173707, 39180347414, 78360694828, 156721389656]

約数ペア:

[(1, 156721389656), (2, 78360694828), (4, 39180347414), (8, 19590173707), (13, 12055491512), (26, 6027745756), (52, 3013872878), (53, 2957007352), (104, 1506936439), (106, 1478503676), (212, 739251838), (424, 369625919), (689, 227462104), (1303, 120277352), (1378, 113731052), (2606, 60138676), (2756, 56865526), (5212, 30069338), (5512, 28432763), (10424, 15034669), (16939, 9252104), (21821, 7182136), (33878, 4626052), (43642, 3591068), (67756, 2313026), (69059, 2269384), (87284, 1795534), (135512, 1156513), (138118, 1134692), (174568, 897767), (276236, 567346), (283673, 552472)]