127515152

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{811}}^1$

素因数の和:1167

約数の個数: 40

約数和(自身を含む): 256150272

約数和(自身を除く): 128635120

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 317, 496, 634, 811, 1268, 1622, 2536, 3244, 5072, 6488, 9827, 12976, 19654, 25141, 39308, 50282, 78616, 100564, 157232, 201128, 257087, 402256, 514174, 1028348, 2056696, 4113392, 7969697, 15939394, 31878788, 63757576, 127515152]

約数ペア:

[(1, 127515152), (2, 63757576), (4, 31878788), (8, 15939394), (16, 7969697), (31, 4113392), (62, 2056696), (124, 1028348), (248, 514174), (317, 402256), (496, 257087), (634, 201128), (811, 157232), (1268, 100564), (1622, 78616), (2536, 50282), (3244, 39308), (5072, 25141), (6488, 19654), (9827, 12976)]