42723680

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1039}}^1$

素因数の和:1311

約数の個数: 48

約数和(自身を含む): 101424960

約数和(自身を除く): 58701280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1039, 1285, 2056, 2078, 2570, 4112, 4156, 5140, 5195, 8224, 8312, 10280, 10390, 16624, 20560, 20780, 33248, 41120, 41560, 83120, 166240, 267023, 534046, 1068092, 1335115, 2136184, 2670230, 4272368, 5340460, 8544736, 10680920, 21361840, 42723680]

約数ペア:

[(1, 42723680), (2, 21361840), (4, 10680920), (5, 8544736), (8, 5340460), (10, 4272368), (16, 2670230), (20, 2136184), (32, 1335115), (40, 1068092), (80, 534046), (160, 267023), (257, 166240), (514, 83120), (1028, 41560), (1039, 41120), (1285, 33248), (2056, 20780), (2078, 20560), (2570, 16624), (4112, 10390), (4156, 10280), (5140, 8312), (5195, 8224)]