165565568

素因数分解:

$2^7\times 7^1\times {\mathrm{257}}^1\times {\mathrm{719}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 378950400

約数和(自身を除く): 213384832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 257, 448, 514, 719, 896, 1028, 1438, 1799, 2056, 2876, 3598, 4112, 5033, 5752, 7196, 8224, 10066, 11504, 14392, 16448, 20132, 23008, 28784, 32896, 40264, 46016, 57568, 80528, 92032, 115136, 161056, 184783, 230272, 322112, 369566, 644224, 739132, 1293481, 1478264, 2586962, 2956528, 5173924, 5913056, 10347848, 11826112, 20695696, 23652224, 41391392, 82782784, 165565568]

約数ペア:

[(1, 165565568), (2, 82782784), (4, 41391392), (7, 23652224), (8, 20695696), (14, 11826112), (16, 10347848), (28, 5913056), (32, 5173924), (56, 2956528), (64, 2586962), (112, 1478264), (128, 1293481), (224, 739132), (257, 644224), (448, 369566), (514, 322112), (719, 230272), (896, 184783), (1028, 161056), (1438, 115136), (1799, 92032), (2056, 80528), (2876, 57568), (3598, 46016), (4112, 40264), (5033, 32896), (5752, 28784), (7196, 23008), (8224, 20132), (10066, 16448), (11504, 14392)]