45807680

素因数分解:

$2^6\times 5^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:831

約数の個数: 56

約数和(自身を含む): 109700568

約数和(自身を除く): 63892888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 257, 320, 514, 557, 1028, 1114, 1285, 2056, 2228, 2570, 2785, 4112, 4456, 5140, 5570, 8224, 8912, 10280, 11140, 16448, 17824, 20560, 22280, 35648, 41120, 44560, 82240, 89120, 143149, 178240, 286298, 572596, 715745, 1145192, 1431490, 2290384, 2862980, 4580768, 5725960, 9161536, 11451920, 22903840, 45807680]

約数ペア:

[(1, 45807680), (2, 22903840), (4, 11451920), (5, 9161536), (8, 5725960), (10, 4580768), (16, 2862980), (20, 2290384), (32, 1431490), (40, 1145192), (64, 715745), (80, 572596), (160, 286298), (257, 178240), (320, 143149), (514, 89120), (557, 82240), (1028, 44560), (1114, 41120), (1285, 35648), (2056, 22280), (2228, 20560), (2570, 17824), (2785, 16448), (4112, 11140), (4456, 10280), (5140, 8912), (5570, 8224)]