78016880

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{16529}}^1$

素因数の和:16601

約数の個数: 40

約数和(自身を含む): 184474800

約数和(自身を除く): 106457920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 16529, 33058, 66116, 82645, 132232, 165290, 264464, 330580, 661160, 975211, 1322320, 1950422, 3900844, 4876055, 7801688, 9752110, 15603376, 19504220, 39008440, 78016880]

約数ペア:

[(1, 78016880), (2, 39008440), (4, 19504220), (5, 15603376), (8, 9752110), (10, 7801688), (16, 4876055), (20, 3900844), (40, 1950422), (59, 1322320), (80, 975211), (118, 661160), (236, 330580), (295, 264464), (472, 165290), (590, 132232), (944, 82645), (1180, 66116), (2360, 33058), (4720, 16529)]