25600128

素因数分解:

$2^7\times 3^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 68584800

約数和(自身を除く): 42984672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 163, 192, 326, 384, 409, 489, 652, 818, 978, 1227, 1304, 1636, 1956, 2454, 2608, 3272, 3912, 4908, 5216, 6544, 7824, 9816, 10432, 13088, 15648, 19632, 20864, 26176, 31296, 39264, 52352, 62592, 66667, 78528, 133334, 157056, 200001, 266668, 400002, 533336, 800004, 1066672, 1600008, 2133344, 3200016, 4266688, 6400032, 8533376, 12800064, 25600128]

約数ペア:

[(1, 25600128), (2, 12800064), (3, 8533376), (4, 6400032), (6, 4266688), (8, 3200016), (12, 2133344), (16, 1600008), (24, 1066672), (32, 800004), (48, 533336), (64, 400002), (96, 266668), (128, 200001), (163, 157056), (192, 133334), (326, 78528), (384, 66667), (409, 62592), (489, 52352), (652, 39264), (818, 31296), (978, 26176), (1227, 20864), (1304, 19632), (1636, 15648), (1956, 13088), (2454, 10432), (2608, 9816), (3272, 7824), (3912, 6544), (4908, 5216)]