51989810

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{619}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 96690240

約数和(自身を除く): 44700430

約数列:

[1, 2, 5, 10, 37, 74, 185, 227, 370, 454, 619, 1135, 1238, 2270, 3095, 6190, 8399, 16798, 22903, 41995, 45806, 83990, 114515, 140513, 229030, 281026, 702565, 1405130, 5198981, 10397962, 25994905, 51989810]

約数ペア:

[(1, 51989810), (2, 25994905), (5, 10397962), (10, 5198981), (37, 1405130), (74, 702565), (185, 281026), (227, 229030), (370, 140513), (454, 114515), (619, 83990), (1135, 45806), (1238, 41995), (2270, 22903), (3095, 16798), (6190, 8399)]