81956656

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{761}}^1$

素因数の和:949

約数の個数: 40

約数和(自身を含む): 163275264

約数和(自身を除く): 81318608

約数列:

[1, 2, 4, 8, 16, 53, 106, 127, 212, 254, 424, 508, 761, 848, 1016, 1522, 2032, 3044, 6088, 6731, 12176, 13462, 26924, 40333, 53848, 80666, 96647, 107696, 161332, 193294, 322664, 386588, 645328, 773176, 1546352, 5122291, 10244582, 20489164, 40978328, 81956656]

約数ペア:

[(1, 81956656), (2, 40978328), (4, 20489164), (8, 10244582), (16, 5122291), (53, 1546352), (106, 773176), (127, 645328), (212, 386588), (254, 322664), (424, 193294), (508, 161332), (761, 107696), (848, 96647), (1016, 80666), (1522, 53848), (2032, 40333), (3044, 26924), (6088, 13462), (6731, 12176)]