25365340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 73198944

約数和(自身を除く): 47833604

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 70, 77, 91, 98, 110, 130, 140, 143, 154, 181, 182, 196, 220, 245, 260, 286, 308, 362, 364, 385, 455, 490, 539, 572, 637, 715, 724, 770, 905, 910, 980, 1001, 1078, 1267, 1274, 1430, 1540, 1810, 1820, 1991, 2002, 2156, 2353, 2534, 2548, 2695, 2860, 3185, 3620, 3982, 4004, 4706, 5005, 5068, 5390, 6335, 6370, 7007, 7964, 8869, 9412, 9955, 10010, 10780, 11765, 12670, 12740, 13937, 14014, 16471, 17738, 19910, 20020, 23530, 25340, 25883, 27874, 28028, 32942, 35035, 35476, 39820, 44345, 47060, 51766, 55748, 65884, 69685, 70070, 82355, 88690, 97559, 103532, 115297, 129415, 139370, 140140, 164710, 177380, 181181, 195118, 230594, 258830, 278740, 329420, 362362, 390236, 461188, 487795, 517660, 576485, 724724, 905905, 975590, 1152970, 1268267, 1811810, 1951180, 2305940, 2536534, 3623620, 5073068, 6341335, 12682670, 25365340]

約数ペア:

[(1, 25365340), (2, 12682670), (4, 6341335), (5, 5073068), (7, 3623620), (10, 2536534), (11, 2305940), (13, 1951180), (14, 1811810), (20, 1268267), (22, 1152970), (26, 975590), (28, 905905), (35, 724724), (44, 576485), (49, 517660), (52, 487795), (55, 461188), (65, 390236), (70, 362362), (77, 329420), (91, 278740), (98, 258830), (110, 230594), (130, 195118), (140, 181181), (143, 177380), (154, 164710), (181, 140140), (182, 139370), (196, 129415), (220, 115297), (245, 103532), (260, 97559), (286, 88690), (308, 82355), (362, 70070), (364, 69685), (385, 65884), (455, 55748), (490, 51766), (539, 47060), (572, 44345), (637, 39820), (715, 35476), (724, 35035), (770, 32942), (905, 28028), (910, 27874), (980, 25883), (1001, 25340), (1078, 23530), (1267, 20020), (1274, 19910), (1430, 17738), (1540, 16471), (1810, 14014), (1820, 13937), (1991, 12740), (2002, 12670), (2156, 11765), (2353, 10780), (2534, 10010), (2548, 9955), (2695, 9412), (2860, 8869), (3185, 7964), (3620, 7007), (3982, 6370), (4004, 6335), (4706, 5390), (5005, 5068)]