25169200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 70575840

約数和(自身を除く): 45406640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 89, 100, 101, 112, 140, 175, 178, 200, 202, 280, 350, 356, 400, 404, 445, 505, 560, 623, 700, 707, 712, 808, 890, 1010, 1246, 1400, 1414, 1424, 1616, 1780, 2020, 2225, 2492, 2525, 2800, 2828, 3115, 3535, 3560, 4040, 4450, 4984, 5050, 5656, 6230, 7070, 7120, 8080, 8900, 8989, 9968, 10100, 11312, 12460, 14140, 15575, 17675, 17800, 17978, 20200, 24920, 28280, 31150, 35350, 35600, 35956, 40400, 44945, 49840, 56560, 62300, 62923, 70700, 71912, 89890, 124600, 125846, 141400, 143824, 179780, 224725, 249200, 251692, 282800, 314615, 359560, 449450, 503384, 629230, 719120, 898900, 1006768, 1258460, 1573075, 1797800, 2516920, 3146150, 3595600, 5033840, 6292300, 12584600, 25169200]

約数ペア:

[(1, 25169200), (2, 12584600), (4, 6292300), (5, 5033840), (7, 3595600), (8, 3146150), (10, 2516920), (14, 1797800), (16, 1573075), (20, 1258460), (25, 1006768), (28, 898900), (35, 719120), (40, 629230), (50, 503384), (56, 449450), (70, 359560), (80, 314615), (89, 282800), (100, 251692), (101, 249200), (112, 224725), (140, 179780), (175, 143824), (178, 141400), (200, 125846), (202, 124600), (280, 89890), (350, 71912), (356, 70700), (400, 62923), (404, 62300), (445, 56560), (505, 49840), (560, 44945), (623, 40400), (700, 35956), (707, 35600), (712, 35350), (808, 31150), (890, 28280), (1010, 24920), (1246, 20200), (1400, 17978), (1414, 17800), (1424, 17675), (1616, 15575), (1780, 14140), (2020, 12460), (2225, 11312), (2492, 10100), (2525, 9968), (2800, 8989), (2828, 8900), (3115, 8080), (3535, 7120), (3560, 7070), (4040, 6230), (4450, 5656), (4984, 5050)]