70505680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{919}}^1$

素因数の和:1076

約数の個数: 80

約数和(自身を含む): 188916480

約数和(自身を除く): 118410800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 919, 959, 1096, 1370, 1838, 1918, 2192, 2740, 3676, 3836, 4595, 4795, 5480, 6433, 7352, 7672, 9190, 9590, 10960, 12866, 14704, 15344, 18380, 19180, 25732, 32165, 36760, 38360, 51464, 64330, 73520, 76720, 102928, 125903, 128660, 251806, 257320, 503612, 514640, 629515, 881321, 1007224, 1259030, 1762642, 2014448, 2518060, 3525284, 4406605, 5036120, 7050568, 8813210, 10072240, 14101136, 17626420, 35252840, 70505680]

約数ペア:

[(1, 70505680), (2, 35252840), (4, 17626420), (5, 14101136), (7, 10072240), (8, 8813210), (10, 7050568), (14, 5036120), (16, 4406605), (20, 3525284), (28, 2518060), (35, 2014448), (40, 1762642), (56, 1259030), (70, 1007224), (80, 881321), (112, 629515), (137, 514640), (140, 503612), (274, 257320), (280, 251806), (548, 128660), (560, 125903), (685, 102928), (919, 76720), (959, 73520), (1096, 64330), (1370, 51464), (1838, 38360), (1918, 36760), (2192, 32165), (2740, 25732), (3676, 19180), (3836, 18380), (4595, 15344), (4795, 14704), (5480, 12866), (6433, 10960), (7352, 9590), (7672, 9190)]