812852080

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139187}}^1$

素因数の和:139273

約数の個数: 40

約数和(自身を含む): 1915783632

約数和(自身を除く): 1102931552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 139187, 278374, 556748, 695935, 1113496, 1391870, 2226992, 2783740, 5567480, 10160651, 11134960, 20321302, 40642604, 50803255, 81285208, 101606510, 162570416, 203213020, 406426040, 812852080]

約数ペア:

[(1, 812852080), (2, 406426040), (4, 203213020), (5, 162570416), (8, 101606510), (10, 81285208), (16, 50803255), (20, 40642604), (40, 20321302), (73, 11134960), (80, 10160651), (146, 5567480), (292, 2783740), (365, 2226992), (584, 1391870), (730, 1113496), (1168, 695935), (1460, 556748), (2920, 278374), (5840, 139187)]