72580318

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2\times {\mathrm{313}}^1$

素因数の和:480

約数の個数: 24

約数和(自身を含む): 115594704

約数和(自身を除く): 43014386

約数列:

[1, 2, 23, 46, 71, 142, 313, 626, 1633, 3266, 5041, 7199, 10082, 14398, 22223, 44446, 115943, 231886, 511129, 1022258, 1577833, 3155666, 36290159, 72580318]

約数ペア:

[(1, 72580318), (2, 36290159), (23, 3155666), (46, 1577833), (71, 1022258), (142, 511129), (313, 231886), (626, 115943), (1633, 44446), (3266, 22223), (5041, 14398), (7199, 10082)]