18624296560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{29221}}^1$

素因数の和:29522

約数の個数: 80

約数和(自身を含む): 44873770752

約数和(自身を除く): 26249474192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 257, 310, 496, 514, 620, 1028, 1240, 1285, 2056, 2480, 2570, 4112, 5140, 7967, 10280, 15934, 20560, 29221, 31868, 39835, 58442, 63736, 79670, 116884, 127472, 146105, 159340, 233768, 292210, 318680, 467536, 584420, 637360, 905851, 1168840, 1811702, 2337680, 3623404, 4529255, 7246808, 7509797, 9058510, 14493616, 15019594, 18117020, 30039188, 36234040, 37548985, 60078376, 72468080, 75097970, 120156752, 150195940, 232803707, 300391880, 465607414, 600783760, 931214828, 1164018535, 1862429656, 2328037070, 3724859312, 4656074140, 9312148280, 18624296560]

約数ペア:

[(1, 18624296560), (2, 9312148280), (4, 4656074140), (5, 3724859312), (8, 2328037070), (10, 1862429656), (16, 1164018535), (20, 931214828), (31, 600783760), (40, 465607414), (62, 300391880), (80, 232803707), (124, 150195940), (155, 120156752), (248, 75097970), (257, 72468080), (310, 60078376), (496, 37548985), (514, 36234040), (620, 30039188), (1028, 18117020), (1240, 15019594), (1285, 14493616), (2056, 9058510), (2480, 7509797), (2570, 7246808), (4112, 4529255), (5140, 3623404), (7967, 2337680), (10280, 1811702), (15934, 1168840), (20560, 905851), (29221, 637360), (31868, 584420), (39835, 467536), (58442, 318680), (63736, 292210), (79670, 233768), (116884, 159340), (127472, 146105)]