51019072

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 84

約数和(自身を含む): 112951260

約数和(自身を除く): 61932188

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 89, 104, 106, 169, 178, 208, 212, 338, 356, 416, 424, 676, 689, 712, 832, 848, 1157, 1352, 1378, 1424, 1696, 2314, 2704, 2756, 2848, 3392, 4628, 4717, 5408, 5512, 5696, 8957, 9256, 9434, 10816, 11024, 15041, 17914, 18512, 18868, 22048, 30082, 35828, 37024, 37736, 44096, 60164, 61321, 71656, 74048, 75472, 120328, 122642, 143312, 150944, 240656, 245284, 286624, 301888, 481312, 490568, 573248, 797173, 962624, 981136, 1594346, 1962272, 3188692, 3924544, 6377384, 12754768, 25509536, 51019072]

約数ペア:

[(1, 51019072), (2, 25509536), (4, 12754768), (8, 6377384), (13, 3924544), (16, 3188692), (26, 1962272), (32, 1594346), (52, 981136), (53, 962624), (64, 797173), (89, 573248), (104, 490568), (106, 481312), (169, 301888), (178, 286624), (208, 245284), (212, 240656), (338, 150944), (356, 143312), (416, 122642), (424, 120328), (676, 75472), (689, 74048), (712, 71656), (832, 61321), (848, 60164), (1157, 44096), (1352, 37736), (1378, 37024), (1424, 35828), (1696, 30082), (2314, 22048), (2704, 18868), (2756, 18512), (2848, 17914), (3392, 15041), (4628, 11024), (4717, 10816), (5408, 9434), (5512, 9256), (5696, 8957)]