164017904

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:570

約数の個数: 60

約数和(自身を含む): 342612000

約数和(自身を除く): 178594096

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 79, 136, 158, 272, 289, 316, 449, 578, 632, 898, 1156, 1264, 1343, 1796, 2312, 2686, 3592, 4624, 5372, 7184, 7633, 10744, 15266, 21488, 22831, 30532, 35471, 45662, 61064, 70942, 91324, 122128, 129761, 141884, 182648, 259522, 283768, 365296, 519044, 567536, 603007, 1038088, 1206014, 2076176, 2412028, 4824056, 9648112, 10251119, 20502238, 41004476, 82008952, 164017904]

約数ペア:

[(1, 164017904), (2, 82008952), (4, 41004476), (8, 20502238), (16, 10251119), (17, 9648112), (34, 4824056), (68, 2412028), (79, 2076176), (136, 1206014), (158, 1038088), (272, 603007), (289, 567536), (316, 519044), (449, 365296), (578, 283768), (632, 259522), (898, 182648), (1156, 141884), (1264, 129761), (1343, 122128), (1796, 91324), (2312, 70942), (2686, 61064), (3592, 45662), (4624, 35471), (5372, 30532), (7184, 22831), (7633, 21488), (10744, 15266)]