129976912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{3491}}^1$

素因数の和:3691

約数の個数: 40

約数和(自身を含む): 272795040

約数和(自身を除く): 142818128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 179, 208, 358, 716, 1432, 2327, 2864, 3491, 4654, 6982, 9308, 13964, 18616, 27928, 37232, 45383, 55856, 90766, 181532, 363064, 624889, 726128, 1249778, 2499556, 4999112, 8123557, 9998224, 16247114, 32494228, 64988456, 129976912]

約数ペア:

[(1, 129976912), (2, 64988456), (4, 32494228), (8, 16247114), (13, 9998224), (16, 8123557), (26, 4999112), (52, 2499556), (104, 1249778), (179, 726128), (208, 624889), (358, 363064), (716, 181532), (1432, 90766), (2327, 55856), (2864, 45383), (3491, 37232), (4654, 27928), (6982, 18616), (9308, 13964)]