57639520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21191}}^1$

素因数の和:21223

約数の個数: 48

約数和(自身を含む): 144190368

約数和(自身を除く): 86550848

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 21191, 42382, 84764, 105955, 169528, 211910, 339056, 360247, 423820, 678112, 720494, 847640, 1440988, 1695280, 1801235, 2881976, 3390560, 3602470, 5763952, 7204940, 11527904, 14409880, 28819760, 57639520]

約数ペア:

[(1, 57639520), (2, 28819760), (4, 14409880), (5, 11527904), (8, 7204940), (10, 5763952), (16, 3602470), (17, 3390560), (20, 2881976), (32, 1801235), (34, 1695280), (40, 1440988), (68, 847640), (80, 720494), (85, 678112), (136, 423820), (160, 360247), (170, 339056), (272, 211910), (340, 169528), (544, 105955), (680, 84764), (1360, 42382), (2720, 21191)]