28625248

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 72

約数和(自身を含む): 62710200

約数和(自身を除く): 34084952

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 89, 92, 152, 178, 184, 304, 356, 368, 437, 529, 608, 712, 736, 874, 1058, 1424, 1691, 1748, 2047, 2116, 2848, 3382, 3496, 4094, 4232, 6764, 6992, 8188, 8464, 10051, 13528, 13984, 16376, 16928, 20102, 27056, 32752, 38893, 40204, 47081, 54112, 65504, 77786, 80408, 94162, 155572, 160816, 188324, 311144, 321632, 376648, 622288, 753296, 894539, 1244576, 1506592, 1789078, 3578156, 7156312, 14312624, 28625248]

約数ペア:

[(1, 28625248), (2, 14312624), (4, 7156312), (8, 3578156), (16, 1789078), (19, 1506592), (23, 1244576), (32, 894539), (38, 753296), (46, 622288), (76, 376648), (89, 321632), (92, 311144), (152, 188324), (178, 160816), (184, 155572), (304, 94162), (356, 80408), (368, 77786), (437, 65504), (529, 54112), (608, 47081), (712, 40204), (736, 38893), (874, 32752), (1058, 27056), (1424, 20102), (1691, 16928), (1748, 16376), (2047, 13984), (2116, 13528), (2848, 10051), (3382, 8464), (3496, 8188), (4094, 6992), (4232, 6764)]