72945759

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 115568640

約数和(自身を除く): 42622881

約数列:

[1, 3, 17, 29, 31, 37, 43, 51, 87, 93, 111, 129, 493, 527, 629, 731, 899, 1073, 1147, 1247, 1333, 1479, 1581, 1591, 1887, 2193, 2697, 3219, 3441, 3741, 3999, 4773, 15283, 18241, 19499, 21199, 22661, 27047, 33263, 38657, 45849, 46139, 49321, 54723, 58497, 63597, 67983, 81141, 99789, 115971, 138417, 147963, 565471, 657169, 784363, 838457, 1430309, 1696413, 1971507, 2353089, 2515371, 4290927, 24315253, 72945759]

約数ペア:

[(1, 72945759), (3, 24315253), (17, 4290927), (29, 2515371), (31, 2353089), (37, 1971507), (43, 1696413), (51, 1430309), (87, 838457), (93, 784363), (111, 657169), (129, 565471), (493, 147963), (527, 138417), (629, 115971), (731, 99789), (899, 81141), (1073, 67983), (1147, 63597), (1247, 58497), (1333, 54723), (1479, 49321), (1581, 46139), (1591, 45849), (1887, 38657), (2193, 33263), (2697, 27047), (3219, 22661), (3441, 21199), (3741, 19499), (3999, 18241), (4773, 15283)]