127131872

素因数分解:

$2^5\times 7^2\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1024

約数の個数: 72

約数和(自身を含む): 294749280

約数和(自身を除く): 167617408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 89, 98, 112, 178, 196, 224, 356, 392, 623, 712, 784, 911, 1246, 1424, 1568, 1822, 2492, 2848, 3644, 4361, 4984, 6377, 7288, 8722, 9968, 12754, 14576, 17444, 19936, 25508, 29152, 34888, 44639, 51016, 69776, 81079, 89278, 102032, 139552, 162158, 178556, 204064, 324316, 357112, 567553, 648632, 714224, 1135106, 1297264, 1428448, 2270212, 2594528, 3972871, 4540424, 7945742, 9080848, 15891484, 18161696, 31782968, 63565936, 127131872]

約数ペア:

[(1, 127131872), (2, 63565936), (4, 31782968), (7, 18161696), (8, 15891484), (14, 9080848), (16, 7945742), (28, 4540424), (32, 3972871), (49, 2594528), (56, 2270212), (89, 1428448), (98, 1297264), (112, 1135106), (178, 714224), (196, 648632), (224, 567553), (356, 357112), (392, 324316), (623, 204064), (712, 178556), (784, 162158), (911, 139552), (1246, 102032), (1424, 89278), (1568, 81079), (1822, 69776), (2492, 51016), (2848, 44639), (3644, 34888), (4361, 29152), (4984, 25508), (6377, 19936), (7288, 17444), (8722, 14576), (9968, 12754)]