80540830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{1439}}^1$

素因数の和:1668

約数の個数: 32

約数和(自身を含む): 150854400

約数和(自身を除く): 70313570

約数列:

[1, 2, 5, 10, 29, 58, 145, 193, 290, 386, 965, 1439, 1930, 2878, 5597, 7195, 11194, 14390, 27985, 41731, 55970, 83462, 208655, 277727, 417310, 555454, 1388635, 2777270, 8054083, 16108166, 40270415, 80540830]

約数ペア:

[(1, 80540830), (2, 40270415), (5, 16108166), (10, 8054083), (29, 2777270), (58, 1388635), (145, 555454), (193, 417310), (290, 277727), (386, 208655), (965, 83462), (1439, 55970), (1930, 41731), (2878, 27985), (5597, 14390), (7195, 11194)]