128840192

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{1489}}^1$

素因数の和:1533

約数の個数: 60

約数和(自身を含む): 278941410

約数和(自身を除く): 150101218

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 512, 676, 832, 1352, 1489, 1664, 2704, 2978, 3328, 5408, 5956, 6656, 10816, 11912, 19357, 21632, 23824, 38714, 43264, 47648, 77428, 86528, 95296, 154856, 190592, 251641, 309712, 381184, 503282, 619424, 762368, 1006564, 1238848, 2013128, 2477696, 4026256, 4955392, 8052512, 9910784, 16105024, 32210048, 64420096, 128840192]

約数ペア:

[(1, 128840192), (2, 64420096), (4, 32210048), (8, 16105024), (13, 9910784), (16, 8052512), (26, 4955392), (32, 4026256), (52, 2477696), (64, 2013128), (104, 1238848), (128, 1006564), (169, 762368), (208, 619424), (256, 503282), (338, 381184), (416, 309712), (512, 251641), (676, 190592), (832, 154856), (1352, 95296), (1489, 86528), (1664, 77428), (2704, 47648), (2978, 43264), (3328, 38714), (5408, 23824), (5956, 21632), (6656, 19357), (10816, 11912)]