201980965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{859}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 263531520

約数和(自身を除く): 61550555

約数列:

[1, 5, 31, 37, 41, 155, 185, 205, 859, 1147, 1271, 1517, 4295, 5735, 6355, 7585, 26629, 31783, 35219, 47027, 133145, 158915, 176095, 235135, 985273, 1091789, 1303103, 4926365, 5458945, 6515515, 40396193, 201980965]

約数ペア:

[(1, 201980965), (5, 40396193), (31, 6515515), (37, 5458945), (41, 4926365), (155, 1303103), (185, 1091789), (205, 985273), (859, 235135), (1147, 176095), (1271, 158915), (1517, 133145), (4295, 47027), (5735, 35219), (6355, 31783), (7585, 26629)]