80861452

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{661}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 172162368

約数和(自身を除く): 91300916

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 257, 476, 514, 661, 1028, 1322, 1799, 2644, 3598, 4369, 4627, 7196, 8738, 9254, 11237, 17476, 18508, 22474, 30583, 44948, 61166, 78659, 122332, 157318, 169877, 314636, 339754, 679508, 1189139, 2378278, 2887909, 4756556, 5775818, 11551636, 20215363, 40430726, 80861452]

約数ペア:

[(1, 80861452), (2, 40430726), (4, 20215363), (7, 11551636), (14, 5775818), (17, 4756556), (28, 2887909), (34, 2378278), (68, 1189139), (119, 679508), (238, 339754), (257, 314636), (476, 169877), (514, 157318), (661, 122332), (1028, 78659), (1322, 61166), (1799, 44948), (2644, 30583), (3598, 22474), (4369, 18508), (4627, 17476), (7196, 11237), (8738, 9254)]