129441861680

素因数分解:

$2^4\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{1557289}}^1$

素因数の和:1558341

約数の個数: 40

約数和(自身を含む): 301242177600

約数和(自身を除く): 171800315920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1039, 2078, 4156, 5195, 8312, 10390, 16624, 20780, 41560, 83120, 1557289, 3114578, 6229156, 7786445, 12458312, 15572890, 24916624, 31145780, 62291560, 124583120, 1618023271, 3236046542, 6472093084, 8090116355, 12944186168, 16180232710, 25888372336, 32360465420, 64720930840, 129441861680]

約数ペア:

[(1, 129441861680), (2, 64720930840), (4, 32360465420), (5, 25888372336), (8, 16180232710), (10, 12944186168), (16, 8090116355), (20, 6472093084), (40, 3236046542), (80, 1618023271), (1039, 124583120), (2078, 62291560), (4156, 31145780), (5195, 24916624), (8312, 15572890), (10390, 12458312), (16624, 7786445), (20780, 6229156), (41560, 3114578), (83120, 1557289)]