4003537408

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19403}}^1$

素因数の和:19465

約数の個数: 80

約数和(自身を含む): 8892930816

約数和(自身を除く): 4889393408

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, 3224, 3328, 3968, 6448, 6656, 7936, 12896, 15872, 19403, 25792, 38806, 51584, 77612, 103168, 155224, 206336, 252239, 310448, 504478, 601493, 620896, 1008956, 1202986, 1241792, 2017912, 2405972, 2483584, 4035824, 4811944, 4967168, 7819409, 8071648, 9623888, 9934336, 15638818, 16143296, 19247776, 31277636, 32286592, 38495552, 62555272, 64573184, 76991104, 125110544, 129146368, 153982208, 250221088, 307964416, 500442176, 1000884352, 2001768704, 4003537408]

約数ペア:

[(1, 4003537408), (2, 2001768704), (4, 1000884352), (8, 500442176), (13, 307964416), (16, 250221088), (26, 153982208), (31, 129146368), (32, 125110544), (52, 76991104), (62, 64573184), (64, 62555272), (104, 38495552), (124, 32286592), (128, 31277636), (208, 19247776), (248, 16143296), (256, 15638818), (403, 9934336), (416, 9623888), (496, 8071648), (512, 7819409), (806, 4967168), (832, 4811944), (992, 4035824), (1612, 2483584), (1664, 2405972), (1984, 2017912), (3224, 1241792), (3328, 1202986), (3968, 1008956), (6448, 620896), (6656, 601493), (7936, 504478), (12896, 310448), (15872, 252239), (19403, 206336), (25792, 155224), (38806, 103168), (51584, 77612)]