203552030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 412439040

約数和(自身を除く): 208887010

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 71, 110, 134, 142, 335, 355, 389, 670, 710, 737, 778, 781, 1474, 1562, 1945, 3685, 3890, 3905, 4279, 4757, 7370, 7810, 8558, 9514, 21395, 23785, 26063, 27619, 42790, 47570, 52126, 52327, 55238, 104654, 130315, 138095, 260630, 261635, 276190, 286693, 303809, 523270, 573386, 607618, 1433465, 1519045, 1850473, 2866930, 3038090, 3700946, 9252365, 18504730, 20355203, 40710406, 101776015, 203552030]

約数ペア:

[(1, 203552030), (2, 101776015), (5, 40710406), (10, 20355203), (11, 18504730), (22, 9252365), (55, 3700946), (67, 3038090), (71, 2866930), (110, 1850473), (134, 1519045), (142, 1433465), (335, 607618), (355, 573386), (389, 523270), (670, 303809), (710, 286693), (737, 276190), (778, 261635), (781, 260630), (1474, 138095), (1562, 130315), (1945, 104654), (3685, 55238), (3890, 52327), (3905, 52126), (4279, 47570), (4757, 42790), (7370, 27619), (7810, 26063), (8558, 23785), (9514, 21395)]