25443712

素因数分解:

$2^7\times 7^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 58874400

約数和(自身を除く): 33430688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 292, 389, 448, 511, 584, 778, 896, 1022, 1168, 1556, 2044, 2336, 2723, 3112, 4088, 4672, 5446, 6224, 8176, 9344, 10892, 12448, 16352, 21784, 24896, 28397, 32704, 43568, 49792, 56794, 65408, 87136, 113588, 174272, 198779, 227176, 348544, 397558, 454352, 795116, 908704, 1590232, 1817408, 3180464, 3634816, 6360928, 12721856, 25443712]

約数ペア:

[(1, 25443712), (2, 12721856), (4, 6360928), (7, 3634816), (8, 3180464), (14, 1817408), (16, 1590232), (28, 908704), (32, 795116), (56, 454352), (64, 397558), (73, 348544), (112, 227176), (128, 198779), (146, 174272), (224, 113588), (292, 87136), (389, 65408), (448, 56794), (511, 49792), (584, 43568), (778, 32704), (896, 28397), (1022, 24896), (1168, 21784), (1556, 16352), (2044, 12448), (2336, 10892), (2723, 9344), (3112, 8176), (4088, 6224), (4672, 5446)]