73038740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 159440400

約数和(自身を除く): 86401660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 178, 185, 356, 370, 445, 740, 890, 1109, 1780, 2218, 3293, 4436, 5545, 6586, 11090, 13172, 16465, 22180, 32930, 41033, 65860, 82066, 98701, 164132, 197402, 205165, 394804, 410330, 493505, 820660, 987010, 1974020, 3651937, 7303874, 14607748, 18259685, 36519370, 73038740]

約数ペア:

[(1, 73038740), (2, 36519370), (4, 18259685), (5, 14607748), (10, 7303874), (20, 3651937), (37, 1974020), (74, 987010), (89, 820660), (148, 493505), (178, 410330), (185, 394804), (356, 205165), (370, 197402), (445, 164132), (740, 98701), (890, 82066), (1109, 65860), (1780, 41033), (2218, 32930), (3293, 22180), (4436, 16465), (5545, 13172), (6586, 11090)]