1561567205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{23879}}^1$

素因数の和:23965

約数の個数: 32

約数和(自身を含む): 2166393600

約数和(自身を除く): 604826395

約数列:

[1, 5, 11, 29, 41, 55, 145, 205, 319, 451, 1189, 1595, 2255, 5945, 13079, 23879, 65395, 119395, 262669, 692491, 979039, 1313345, 3462455, 4895195, 7617401, 10769429, 28392131, 38087005, 53847145, 141960655, 312313441, 1561567205]

約数ペア:

[(1, 1561567205), (5, 312313441), (11, 141960655), (29, 53847145), (41, 38087005), (55, 28392131), (145, 10769429), (205, 7617401), (319, 4895195), (451, 3462455), (1189, 1313345), (1595, 979039), (2255, 692491), (5945, 262669), (13079, 119395), (23879, 65395)]