78857984

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 167771520

約数和(自身を除く): 88913536

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 59, 64, 92, 118, 128, 184, 227, 236, 256, 368, 454, 472, 736, 908, 944, 1357, 1472, 1816, 1888, 2714, 2944, 3632, 3776, 5221, 5428, 5888, 7264, 7552, 10442, 10856, 13393, 14528, 15104, 20884, 21712, 26786, 29056, 41768, 43424, 53572, 58112, 83536, 86848, 107144, 167072, 173696, 214288, 308039, 334144, 347392, 428576, 616078, 668288, 857152, 1232156, 1336576, 1714304, 2464312, 3428608, 4928624, 9857248, 19714496, 39428992, 78857984]

約数ペア:

[(1, 78857984), (2, 39428992), (4, 19714496), (8, 9857248), (16, 4928624), (23, 3428608), (32, 2464312), (46, 1714304), (59, 1336576), (64, 1232156), (92, 857152), (118, 668288), (128, 616078), (184, 428576), (227, 347392), (236, 334144), (256, 308039), (368, 214288), (454, 173696), (472, 167072), (736, 107144), (908, 86848), (944, 83536), (1357, 58112), (1472, 53572), (1816, 43424), (1888, 41768), (2714, 29056), (2944, 26786), (3632, 21712), (3776, 20884), (5221, 15104), (5428, 14528), (5888, 13393), (7264, 10856), (7552, 10442)]