25274984

素因数分解:

$2^3\times 7^3\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 56544000

約数和(自身を除く): 31269016

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 151, 196, 244, 302, 343, 392, 427, 488, 604, 686, 854, 1057, 1208, 1372, 1708, 2114, 2744, 2989, 3416, 4228, 5978, 7399, 8456, 9211, 11956, 14798, 18422, 20923, 23912, 29596, 36844, 41846, 51793, 59192, 64477, 73688, 83692, 103586, 128954, 167384, 207172, 257908, 414344, 451339, 515816, 902678, 1805356, 3159373, 3610712, 6318746, 12637492, 25274984]

約数ペア:

[(1, 25274984), (2, 12637492), (4, 6318746), (7, 3610712), (8, 3159373), (14, 1805356), (28, 902678), (49, 515816), (56, 451339), (61, 414344), (98, 257908), (122, 207172), (151, 167384), (196, 128954), (244, 103586), (302, 83692), (343, 73688), (392, 64477), (427, 59192), (488, 51793), (604, 41846), (686, 36844), (854, 29596), (1057, 23912), (1208, 20923), (1372, 18422), (1708, 14798), (2114, 11956), (2744, 9211), (2989, 8456), (3416, 7399), (4228, 5978)]