80809568

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21221}}^1$

素因数の和:21255

約数の個数: 48

約数和(自身を含む): 192525984

約数和(自身を除く): 111716416

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 21221, 42442, 84884, 148547, 169768, 297094, 339536, 360757, 594188, 679072, 721514, 1188376, 1443028, 2376752, 2525299, 2886056, 4753504, 5050598, 5772112, 10101196, 11544224, 20202392, 40404784, 80809568]

約数ペア:

[(1, 80809568), (2, 40404784), (4, 20202392), (7, 11544224), (8, 10101196), (14, 5772112), (16, 5050598), (17, 4753504), (28, 2886056), (32, 2525299), (34, 2376752), (56, 1443028), (68, 1188376), (112, 721514), (119, 679072), (136, 594188), (224, 360757), (238, 339536), (272, 297094), (476, 169768), (544, 148547), (952, 84884), (1904, 42442), (3808, 21221)]