165029620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{31859}}^1$

素因数の和:31912

約数の個数: 48

約数和(自身を含む): 406788480

約数和(自身を除く): 241758860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 31859, 63718, 127436, 159295, 223013, 318590, 446026, 637180, 892052, 1115065, 1178783, 2230130, 2357566, 4460260, 4715132, 5893915, 8251481, 11787830, 16502962, 23575660, 33005924, 41257405, 82514810, 165029620]

約数ペア:

[(1, 165029620), (2, 82514810), (4, 41257405), (5, 33005924), (7, 23575660), (10, 16502962), (14, 11787830), (20, 8251481), (28, 5893915), (35, 4715132), (37, 4460260), (70, 2357566), (74, 2230130), (140, 1178783), (148, 1115065), (185, 892052), (259, 637180), (370, 446026), (518, 318590), (740, 223013), (1036, 159295), (1295, 127436), (2590, 63718), (5180, 31859)]