31869680

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3041}}^1$

素因数の和:3185

約数の個数: 40

約数和(自身を含む): 74687184

約数和(自身を除く): 42817504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 3041, 5240, 6082, 10480, 12164, 15205, 24328, 30410, 48656, 60820, 121640, 243280, 398371, 796742, 1593484, 1991855, 3186968, 3983710, 6373936, 7967420, 15934840, 31869680]

約数ペア:

[(1, 31869680), (2, 15934840), (4, 7967420), (5, 6373936), (8, 3983710), (10, 3186968), (16, 1991855), (20, 1593484), (40, 796742), (80, 398371), (131, 243280), (262, 121640), (524, 60820), (655, 48656), (1048, 30410), (1310, 24328), (2096, 15205), (2620, 12164), (3041, 10480), (5240, 6082)]