201555835

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1949}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 273873600

約数和(自身を除く): 72317765

約数列:

[1, 5, 13, 37, 43, 65, 185, 215, 481, 559, 1591, 1949, 2405, 2795, 7955, 9745, 20683, 25337, 72113, 83807, 103415, 126685, 360565, 419035, 937469, 1089491, 3100859, 4687345, 5447455, 15504295, 40311167, 201555835]

約数ペア:

[(1, 201555835), (5, 40311167), (13, 15504295), (37, 5447455), (43, 4687345), (65, 3100859), (185, 1089491), (215, 937469), (481, 419035), (559, 360565), (1591, 126685), (1949, 103415), (2405, 83807), (2795, 72113), (7955, 25337), (9745, 20683)]