71729728

素因数分解:

$2^6\times 7^2\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:372

約数の個数: 84

約数和(自身を含む): 168089580

約数和(自身を除く): 96359852

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 89, 98, 112, 178, 196, 224, 257, 356, 392, 448, 514, 623, 712, 784, 1028, 1246, 1424, 1568, 1799, 2056, 2492, 2848, 3136, 3598, 4112, 4361, 4984, 5696, 7196, 8224, 8722, 9968, 12593, 14392, 16448, 17444, 19936, 22873, 25186, 28784, 34888, 39872, 45746, 50372, 57568, 69776, 91492, 100744, 115136, 139552, 160111, 182984, 201488, 279104, 320222, 365968, 402976, 640444, 731936, 805952, 1120777, 1280888, 1463872, 2241554, 2561776, 4483108, 5123552, 8966216, 10247104, 17932432, 35864864, 71729728]

約数ペア:

[(1, 71729728), (2, 35864864), (4, 17932432), (7, 10247104), (8, 8966216), (14, 5123552), (16, 4483108), (28, 2561776), (32, 2241554), (49, 1463872), (56, 1280888), (64, 1120777), (89, 805952), (98, 731936), (112, 640444), (178, 402976), (196, 365968), (224, 320222), (257, 279104), (356, 201488), (392, 182984), (448, 160111), (514, 139552), (623, 115136), (712, 100744), (784, 91492), (1028, 69776), (1246, 57568), (1424, 50372), (1568, 45746), (1799, 39872), (2056, 34888), (2492, 28784), (2848, 25186), (3136, 22873), (3598, 19936), (4112, 17444), (4361, 16448), (4984, 14392), (5696, 12593), (7196, 9968), (8224, 8722)]