88888928

素因数分解:

$2^5\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:204

約数の個数: 72

約数和(自身を含む): 188130600

約数和(自身を除く): 99241672

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 59, 89, 92, 118, 178, 184, 236, 356, 368, 472, 529, 712, 736, 944, 1058, 1357, 1424, 1888, 2047, 2116, 2714, 2848, 4094, 4232, 5251, 5428, 8188, 8464, 10502, 10856, 16376, 16928, 21004, 21712, 31211, 32752, 42008, 43424, 47081, 62422, 65504, 84016, 94162, 120773, 124844, 168032, 188324, 241546, 249688, 376648, 483092, 499376, 753296, 966184, 998752, 1506592, 1932368, 2777779, 3864736, 5555558, 11111116, 22222232, 44444464, 88888928]

約数ペア:

[(1, 88888928), (2, 44444464), (4, 22222232), (8, 11111116), (16, 5555558), (23, 3864736), (32, 2777779), (46, 1932368), (59, 1506592), (89, 998752), (92, 966184), (118, 753296), (178, 499376), (184, 483092), (236, 376648), (356, 249688), (368, 241546), (472, 188324), (529, 168032), (712, 124844), (736, 120773), (944, 94162), (1058, 84016), (1357, 65504), (1424, 62422), (1888, 47081), (2047, 43424), (2116, 42008), (2714, 32752), (2848, 31211), (4094, 21712), (4232, 21004), (5251, 16928), (5428, 16376), (8188, 10856), (8464, 10502)]