40665248

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1459}}^1$

素因数の和:1549

約数の個数: 48

約数和(自身を含む): 87564960

約数和(自身を除く): 46899712

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 67, 104, 134, 208, 268, 416, 536, 871, 1072, 1459, 1742, 2144, 2918, 3484, 5836, 6968, 11672, 13936, 18967, 23344, 27872, 37934, 46688, 75868, 97753, 151736, 195506, 303472, 391012, 606944, 782024, 1270789, 1564048, 2541578, 3128096, 5083156, 10166312, 20332624, 40665248]

約数ペア:

[(1, 40665248), (2, 20332624), (4, 10166312), (8, 5083156), (13, 3128096), (16, 2541578), (26, 1564048), (32, 1270789), (52, 782024), (67, 606944), (104, 391012), (134, 303472), (208, 195506), (268, 151736), (416, 97753), (536, 75868), (871, 46688), (1072, 37934), (1459, 27872), (1742, 23344), (2144, 18967), (2918, 13936), (3484, 11672), (5836, 6968)]