25517240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 68454720

約数和(自身を除く): 42937480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 70, 94, 98, 140, 188, 196, 235, 245, 277, 280, 329, 376, 392, 470, 490, 554, 658, 940, 980, 1108, 1316, 1385, 1645, 1880, 1939, 1960, 2216, 2303, 2632, 2770, 3290, 3878, 4606, 5540, 6580, 7756, 9212, 9695, 11080, 11515, 13019, 13160, 13573, 15512, 18424, 19390, 23030, 26038, 27146, 38780, 46060, 52076, 54292, 65095, 67865, 77560, 91133, 92120, 104152, 108584, 130190, 135730, 182266, 260380, 271460, 364532, 455665, 520760, 542920, 637931, 729064, 911330, 1275862, 1822660, 2551724, 3189655, 3645320, 5103448, 6379310, 12758620, 25517240]

約数ペア:

[(1, 25517240), (2, 12758620), (4, 6379310), (5, 5103448), (7, 3645320), (8, 3189655), (10, 2551724), (14, 1822660), (20, 1275862), (28, 911330), (35, 729064), (40, 637931), (47, 542920), (49, 520760), (56, 455665), (70, 364532), (94, 271460), (98, 260380), (140, 182266), (188, 135730), (196, 130190), (235, 108584), (245, 104152), (277, 92120), (280, 91133), (329, 77560), (376, 67865), (392, 65095), (470, 54292), (490, 52076), (554, 46060), (658, 38780), (940, 27146), (980, 26038), (1108, 23030), (1316, 19390), (1385, 18424), (1645, 15512), (1880, 13573), (1939, 13160), (1960, 13019), (2216, 11515), (2303, 11080), (2632, 9695), (2770, 9212), (3290, 7756), (3878, 6580), (4606, 5540)]