54665320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 126619920

約数和(自身を除く): 71954600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 97, 146, 193, 194, 292, 365, 386, 388, 485, 584, 730, 772, 776, 965, 970, 1460, 1544, 1930, 1940, 2920, 3860, 3880, 7081, 7720, 14089, 14162, 18721, 28178, 28324, 35405, 37442, 56356, 56648, 70445, 70810, 74884, 93605, 112712, 140890, 141620, 149768, 187210, 281780, 283240, 374420, 563560, 748840, 1366633, 2733266, 5466532, 6833165, 10933064, 13666330, 27332660, 54665320]

約数ペア:

[(1, 54665320), (2, 27332660), (4, 13666330), (5, 10933064), (8, 6833165), (10, 5466532), (20, 2733266), (40, 1366633), (73, 748840), (97, 563560), (146, 374420), (193, 283240), (194, 281780), (292, 187210), (365, 149768), (386, 141620), (388, 140890), (485, 112712), (584, 93605), (730, 74884), (772, 70810), (776, 70445), (965, 56648), (970, 56356), (1460, 37442), (1544, 35405), (1930, 28324), (1940, 28178), (2920, 18721), (3860, 14162), (3880, 14089), (7081, 7720)]