25288816

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 33635984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 59, 86, 89, 112, 118, 172, 178, 236, 301, 344, 356, 413, 472, 602, 623, 688, 712, 826, 944, 1204, 1246, 1424, 1652, 2408, 2492, 2537, 3304, 3827, 4816, 4984, 5074, 5251, 6608, 7654, 9968, 10148, 10502, 15308, 17759, 20296, 21004, 26789, 30616, 35518, 36757, 40592, 42008, 53578, 61232, 71036, 73514, 84016, 107156, 142072, 147028, 214312, 225793, 284144, 294056, 428624, 451586, 588112, 903172, 1580551, 1806344, 3161102, 3612688, 6322204, 12644408, 25288816]

約数ペア:

[(1, 25288816), (2, 12644408), (4, 6322204), (7, 3612688), (8, 3161102), (14, 1806344), (16, 1580551), (28, 903172), (43, 588112), (56, 451586), (59, 428624), (86, 294056), (89, 284144), (112, 225793), (118, 214312), (172, 147028), (178, 142072), (236, 107156), (301, 84016), (344, 73514), (356, 71036), (413, 61232), (472, 53578), (602, 42008), (623, 40592), (688, 36757), (712, 35518), (826, 30616), (944, 26789), (1204, 21004), (1246, 20296), (1424, 17759), (1652, 15308), (2408, 10502), (2492, 10148), (2537, 9968), (3304, 7654), (3827, 6608), (4816, 5251), (4984, 5074)]