75786940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{487}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 165279744

約数和(自身を除く): 89492804

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 251, 310, 487, 502, 620, 974, 1004, 1255, 1948, 2435, 2510, 4870, 5020, 7781, 9740, 15097, 15562, 30194, 31124, 38905, 60388, 75485, 77810, 122237, 150970, 155620, 244474, 301940, 488948, 611185, 1222370, 2444740, 3789347, 7578694, 15157388, 18946735, 37893470, 75786940]

約数ペア:

[(1, 75786940), (2, 37893470), (4, 18946735), (5, 15157388), (10, 7578694), (20, 3789347), (31, 2444740), (62, 1222370), (124, 611185), (155, 488948), (251, 301940), (310, 244474), (487, 155620), (502, 150970), (620, 122237), (974, 77810), (1004, 75485), (1255, 60388), (1948, 38905), (2435, 31124), (2510, 30194), (4870, 15562), (5020, 15097), (7781, 9740)]