77567756

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 158980416

約数和(自身を除く): 81412660

約数列:

[1, 2, 4, 7, 14, 28, 73, 137, 146, 274, 277, 292, 511, 548, 554, 959, 1022, 1108, 1918, 1939, 2044, 3836, 3878, 7756, 10001, 20002, 20221, 37949, 40004, 40442, 70007, 75898, 80884, 140014, 141547, 151796, 265643, 280028, 283094, 531286, 566188, 1062572, 2770277, 5540554, 11081108, 19391939, 38783878, 77567756]

約数ペア:

[(1, 77567756), (2, 38783878), (4, 19391939), (7, 11081108), (14, 5540554), (28, 2770277), (73, 1062572), (137, 566188), (146, 531286), (274, 283094), (277, 280028), (292, 265643), (511, 151796), (548, 141547), (554, 140014), (959, 80884), (1022, 75898), (1108, 70007), (1918, 40442), (1939, 40004), (2044, 37949), (3836, 20221), (3878, 20002), (7756, 10001)]