412052992

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2059

約数の個数: 80

約数和(自身を含む): 915691392

約数和(自身を除く): 503638400

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 512, 806, 832, 992, 1612, 1664, 1984, 1997, 3224, 3328, 3968, 3994, 6448, 6656, 7936, 7988, 12896, 15872, 15976, 25792, 25961, 31952, 51584, 51922, 61907, 63904, 103168, 103844, 123814, 127808, 206336, 207688, 247628, 255616, 415376, 495256, 511232, 804791, 830752, 990512, 1022464, 1609582, 1661504, 1981024, 3219164, 3323008, 3962048, 6438328, 6646016, 7924096, 12876656, 13292032, 15848192, 25753312, 31696384, 51506624, 103013248, 206026496, 412052992]

約数ペア:

[(1, 412052992), (2, 206026496), (4, 103013248), (8, 51506624), (13, 31696384), (16, 25753312), (26, 15848192), (31, 13292032), (32, 12876656), (52, 7924096), (62, 6646016), (64, 6438328), (104, 3962048), (124, 3323008), (128, 3219164), (208, 1981024), (248, 1661504), (256, 1609582), (403, 1022464), (416, 990512), (496, 830752), (512, 804791), (806, 511232), (832, 495256), (992, 415376), (1612, 255616), (1664, 247628), (1984, 207688), (1997, 206336), (3224, 127808), (3328, 123814), (3968, 103844), (3994, 103168), (6448, 63904), (6656, 61907), (7936, 51922), (7988, 51584), (12896, 31952), (15872, 25961), (15976, 25792)]