525640960

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1084

約数の個数: 144

約数和(自身を含む): 1401039360

約数和(自身を除く): 875398400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1019, 1040, 1240, 1280, 1612, 1664, 1984, 2015, 2038, 2080, 2480, 3224, 3328, 3968, 4030, 4076, 4160, 4960, 5095, 6448, 7936, 8060, 8152, 8320, 9920, 10190, 12896, 13247, 16120, 16304, 16640, 19840, 20380, 25792, 26494, 31589, 32240, 32608, 39680, 40760, 51584, 52988, 63178, 64480, 65216, 66235, 81520, 103168, 105976, 126356, 128960, 130432, 132470, 157945, 163040, 211952, 252712, 257920, 260864, 264940, 315890, 326080, 410657, 423904, 505424, 515840, 529880, 631780, 652160, 821314, 847808, 1010848, 1059760, 1263560, 1304320, 1642628, 1695616, 2021696, 2053285, 2119520, 2527120, 3285256, 3391232, 4043392, 4106570, 4239040, 5054240, 6570512, 8086784, 8213140, 8478080, 10108480, 13141024, 16426280, 16956160, 20216960, 26282048, 32852560, 40433920, 52564096, 65705120, 105128192, 131410240, 262820480, 525640960]

約数ペア:

[(1, 525640960), (2, 262820480), (4, 131410240), (5, 105128192), (8, 65705120), (10, 52564096), (13, 40433920), (16, 32852560), (20, 26282048), (26, 20216960), (31, 16956160), (32, 16426280), (40, 13141024), (52, 10108480), (62, 8478080), (64, 8213140), (65, 8086784), (80, 6570512), (104, 5054240), (124, 4239040), (128, 4106570), (130, 4043392), (155, 3391232), (160, 3285256), (208, 2527120), (248, 2119520), (256, 2053285), (260, 2021696), (310, 1695616), (320, 1642628), (403, 1304320), (416, 1263560), (496, 1059760), (520, 1010848), (620, 847808), (640, 821314), (806, 652160), (832, 631780), (992, 529880), (1019, 515840), (1040, 505424), (1240, 423904), (1280, 410657), (1612, 326080), (1664, 315890), (1984, 264940), (2015, 260864), (2038, 257920), (2080, 252712), (2480, 211952), (3224, 163040), (3328, 157945), (3968, 132470), (4030, 130432), (4076, 128960), (4160, 126356), (4960, 105976), (5095, 103168), (6448, 81520), (7936, 66235), (8060, 65216), (8152, 64480), (8320, 63178), (9920, 52988), (10190, 51584), (12896, 40760), (13247, 39680), (16120, 32608), (16304, 32240), (16640, 31589), (19840, 26494), (20380, 25792)]