805126168

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{27809}}^1$

素因数の和:27880

約数の個数: 64

約数和(自身を含む): 1922227200

約数和(自身を除く): 1117101032

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 47, 56, 77, 88, 94, 154, 188, 308, 329, 376, 517, 616, 658, 1034, 1316, 2068, 2632, 3619, 4136, 7238, 14476, 27809, 28952, 55618, 111236, 194663, 222472, 305899, 389326, 611798, 778652, 1223596, 1307023, 1557304, 2141293, 2447192, 2614046, 4282586, 5228092, 8565172, 9149161, 10456184, 14377253, 17130344, 18298322, 28754506, 36596644, 57509012, 73193288, 100640771, 115018024, 201281542, 402563084, 805126168]

約数ペア:

[(1, 805126168), (2, 402563084), (4, 201281542), (7, 115018024), (8, 100640771), (11, 73193288), (14, 57509012), (22, 36596644), (28, 28754506), (44, 18298322), (47, 17130344), (56, 14377253), (77, 10456184), (88, 9149161), (94, 8565172), (154, 5228092), (188, 4282586), (308, 2614046), (329, 2447192), (376, 2141293), (517, 1557304), (616, 1307023), (658, 1223596), (1034, 778652), (1316, 611798), (2068, 389326), (2632, 305899), (3619, 222472), (4136, 194663), (7238, 111236), (14476, 55618), (27809, 28952)]