82020860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{409}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 177985920

約数和(自身を除く): 95965060

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 271, 370, 409, 542, 740, 818, 1084, 1355, 1636, 2045, 2710, 4090, 5420, 8180, 10027, 15133, 20054, 30266, 40108, 50135, 60532, 75665, 100270, 110839, 151330, 200540, 221678, 302660, 443356, 554195, 1108390, 2216780, 4101043, 8202086, 16404172, 20505215, 41010430, 82020860]

約数ペア:

[(1, 82020860), (2, 41010430), (4, 20505215), (5, 16404172), (10, 8202086), (20, 4101043), (37, 2216780), (74, 1108390), (148, 554195), (185, 443356), (271, 302660), (370, 221678), (409, 200540), (542, 151330), (740, 110839), (818, 100270), (1084, 75665), (1355, 60532), (1636, 50135), (2045, 40108), (2710, 30266), (4090, 20054), (5420, 15133), (8180, 10027)]