15721827568

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{3457}}^1$

素因数の和:3722

約数の個数: 80

約数和(自身を含む): 32231437056

約数和(自身を除く): 16509609488

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 173, 212, 248, 346, 424, 496, 692, 848, 1384, 1643, 2768, 3286, 3457, 5363, 6572, 6914, 9169, 10726, 13144, 13828, 18338, 21452, 26288, 27656, 36676, 42904, 55312, 73352, 85808, 107167, 146704, 183221, 214334, 284239, 366442, 428668, 568478, 598061, 732884, 857336, 1136956, 1196122, 1465768, 1714672, 2273912, 2392244, 2931536, 4547824, 4784488, 5679851, 9568976, 11359702, 18539891, 22719404, 31697233, 37079782, 45438808, 63394466, 74159564, 90877616, 126788932, 148319128, 253577864, 296638256, 507155728, 982614223, 1965228446, 3930456892, 7860913784, 15721827568]

約数ペア:

[(1, 15721827568), (2, 7860913784), (4, 3930456892), (8, 1965228446), (16, 982614223), (31, 507155728), (53, 296638256), (62, 253577864), (106, 148319128), (124, 126788932), (173, 90877616), (212, 74159564), (248, 63394466), (346, 45438808), (424, 37079782), (496, 31697233), (692, 22719404), (848, 18539891), (1384, 11359702), (1643, 9568976), (2768, 5679851), (3286, 4784488), (3457, 4547824), (5363, 2931536), (6572, 2392244), (6914, 2273912), (9169, 1714672), (10726, 1465768), (13144, 1196122), (13828, 1136956), (18338, 857336), (21452, 732884), (26288, 598061), (27656, 568478), (36676, 428668), (42904, 366442), (55312, 284239), (73352, 214334), (85808, 183221), (107167, 146704)]