499943600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1327

約数の個数: 120

約数和(自身を含む): 1310957760

約数和(自身を除く): 811014160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 79, 80, 100, 104, 130, 158, 200, 208, 260, 316, 325, 395, 400, 520, 632, 650, 790, 1027, 1040, 1217, 1264, 1300, 1580, 1975, 2054, 2434, 2600, 3160, 3950, 4108, 4868, 5135, 5200, 6085, 6320, 7900, 8216, 9736, 10270, 12170, 15800, 15821, 16432, 19472, 20540, 24340, 25675, 30425, 31600, 31642, 41080, 48680, 51350, 60850, 63284, 79105, 82160, 96143, 97360, 102700, 121700, 126568, 158210, 192286, 205400, 243400, 253136, 316420, 384572, 395525, 410800, 480715, 486800, 632840, 769144, 791050, 961430, 1249859, 1265680, 1538288, 1582100, 1922860, 2403575, 2499718, 3164200, 3845720, 4807150, 4999436, 6249295, 6328400, 7691440, 9614300, 9998872, 12498590, 19228600, 19997744, 24997180, 31246475, 38457200, 49994360, 62492950, 99988720, 124985900, 249971800, 499943600]

約数ペア:

[(1, 499943600), (2, 249971800), (4, 124985900), (5, 99988720), (8, 62492950), (10, 49994360), (13, 38457200), (16, 31246475), (20, 24997180), (25, 19997744), (26, 19228600), (40, 12498590), (50, 9998872), (52, 9614300), (65, 7691440), (79, 6328400), (80, 6249295), (100, 4999436), (104, 4807150), (130, 3845720), (158, 3164200), (200, 2499718), (208, 2403575), (260, 1922860), (316, 1582100), (325, 1538288), (395, 1265680), (400, 1249859), (520, 961430), (632, 791050), (650, 769144), (790, 632840), (1027, 486800), (1040, 480715), (1217, 410800), (1264, 395525), (1300, 384572), (1580, 316420), (1975, 253136), (2054, 243400), (2434, 205400), (2600, 192286), (3160, 158210), (3950, 126568), (4108, 121700), (4868, 102700), (5135, 97360), (5200, 96143), (6085, 82160), (6320, 79105), (7900, 63284), (8216, 60850), (9736, 51350), (10270, 48680), (12170, 41080), (15800, 31642), (15821, 31600), (16432, 30425), (19472, 25675), (20540, 24340)]