51769205

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 72420480

約数和(自身を除く): 20651275

約数列:

[1, 5, 19, 23, 29, 43, 95, 115, 145, 215, 361, 437, 551, 667, 817, 989, 1247, 1805, 2185, 2755, 3335, 4085, 4945, 6235, 8303, 10469, 12673, 15523, 18791, 23693, 28681, 41515, 52345, 63365, 77615, 93955, 118465, 143405, 240787, 357029, 450167, 544939, 1203935, 1785145, 2250835, 2724695, 10353841, 51769205]

約数ペア:

[(1, 51769205), (5, 10353841), (19, 2724695), (23, 2250835), (29, 1785145), (43, 1203935), (95, 544939), (115, 450167), (145, 357029), (215, 240787), (361, 143405), (437, 118465), (551, 93955), (667, 77615), (817, 63365), (989, 52345), (1247, 41515), (1805, 28681), (2185, 23693), (2755, 18791), (3335, 15523), (4085, 12673), (4945, 10469), (6235, 8303)]