71771260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2347}}^1$

素因数の和:2506

約数の個数: 48

約数和(自身を含む): 165674880

約数和(自身を除く): 93903620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2347, 2780, 3058, 4694, 6116, 7645, 9388, 11735, 15290, 23470, 25817, 30580, 46940, 51634, 103268, 129085, 258170, 326233, 516340, 652466, 1304932, 1631165, 3262330, 3588563, 6524660, 7177126, 14354252, 17942815, 35885630, 71771260]

約数ペア:

[(1, 71771260), (2, 35885630), (4, 17942815), (5, 14354252), (10, 7177126), (11, 6524660), (20, 3588563), (22, 3262330), (44, 1631165), (55, 1304932), (110, 652466), (139, 516340), (220, 326233), (278, 258170), (556, 129085), (695, 103268), (1390, 51634), (1529, 46940), (2347, 30580), (2780, 25817), (3058, 23470), (4694, 15290), (6116, 11735), (7645, 9388)]