199276820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{5081}}^1$

素因数の和:5180

約数の個数: 48

約数和(自身を含む): 437987088

約数和(自身を除く): 238710268

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 212, 265, 370, 530, 740, 1060, 1961, 3922, 5081, 7844, 9805, 10162, 19610, 20324, 25405, 39220, 50810, 101620, 187997, 269293, 375994, 538586, 751988, 939985, 1077172, 1346465, 1879970, 2692930, 3759940, 5385860, 9963841, 19927682, 39855364, 49819205, 99638410, 199276820]

約数ペア:

[(1, 199276820), (2, 99638410), (4, 49819205), (5, 39855364), (10, 19927682), (20, 9963841), (37, 5385860), (53, 3759940), (74, 2692930), (106, 1879970), (148, 1346465), (185, 1077172), (212, 939985), (265, 751988), (370, 538586), (530, 375994), (740, 269293), (1060, 187997), (1961, 101620), (3922, 50810), (5081, 39220), (7844, 25405), (9805, 20324), (10162, 19610)]