280768705

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{11251}}^1$

素因数の和:11317

約数の個数: 32

約数和(自身を含む): 414793728

約数和(自身を除く): 134025023

約数列:

[1, 5, 7, 23, 31, 35, 115, 155, 161, 217, 713, 805, 1085, 3565, 4991, 11251, 24955, 56255, 78757, 258773, 348781, 393785, 1293865, 1743905, 1811411, 2441467, 8021963, 9057055, 12207335, 40109815, 56153741, 280768705]

約数ペア:

[(1, 280768705), (5, 56153741), (7, 40109815), (23, 12207335), (31, 9057055), (35, 8021963), (115, 2441467), (155, 1811411), (161, 1743905), (217, 1293865), (713, 393785), (805, 348781), (1085, 258773), (3565, 78757), (4991, 56255), (11251, 24955)]