20221492375

素因数分解:

$5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{863}}^1$

素因数の和:1385

約数の個数: 64

約数和(自身を含む): 29415260160

約数和(自身を除く): 9193767785

約数列:

[1, 5, 7, 25, 35, 61, 125, 175, 305, 427, 439, 863, 875, 1525, 2135, 2195, 3073, 4315, 6041, 7625, 10675, 10975, 15365, 21575, 26779, 30205, 52643, 53375, 54875, 76825, 107875, 133895, 151025, 187453, 263215, 368501, 378857, 384125, 669475, 755125, 937265, 1316075, 1842505, 1894285, 2651999, 3347375, 4686325, 6580375, 9212525, 9471425, 13259995, 23110277, 23431625, 46062625, 47357125, 66299975, 115551385, 161771939, 331499875, 577756925, 808859695, 2888784625, 4044298475, 20221492375]

約数ペア:

[(1, 20221492375), (5, 4044298475), (7, 2888784625), (25, 808859695), (35, 577756925), (61, 331499875), (125, 161771939), (175, 115551385), (305, 66299975), (427, 47357125), (439, 46062625), (863, 23431625), (875, 23110277), (1525, 13259995), (2135, 9471425), (2195, 9212525), (3073, 6580375), (4315, 4686325), (6041, 3347375), (7625, 2651999), (10675, 1894285), (10975, 1842505), (15365, 1316075), (21575, 937265), (26779, 755125), (30205, 669475), (52643, 384125), (53375, 378857), (54875, 368501), (76825, 263215), (107875, 187453), (133895, 151025)]