80435768

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 180169920

約数和(自身を除く): 99734152

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 53, 56, 82, 106, 164, 212, 287, 328, 371, 424, 574, 661, 742, 1148, 1322, 1484, 2173, 2296, 2644, 2968, 4346, 4627, 5288, 8692, 9254, 15211, 17384, 18508, 27101, 30422, 35033, 37016, 54202, 60844, 70066, 108404, 121688, 140132, 189707, 216808, 245231, 280264, 379414, 490462, 758828, 980924, 1436353, 1517656, 1961848, 2872706, 5745412, 10054471, 11490824, 20108942, 40217884, 80435768]

約数ペア:

[(1, 80435768), (2, 40217884), (4, 20108942), (7, 11490824), (8, 10054471), (14, 5745412), (28, 2872706), (41, 1961848), (53, 1517656), (56, 1436353), (82, 980924), (106, 758828), (164, 490462), (212, 379414), (287, 280264), (328, 245231), (371, 216808), (424, 189707), (574, 140132), (661, 121688), (742, 108404), (1148, 70066), (1322, 60844), (1484, 54202), (2173, 37016), (2296, 35033), (2644, 30422), (2968, 27101), (4346, 18508), (4627, 17384), (5288, 15211), (8692, 9254)]