68994995

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 87082128

約数和(自身を除く): 18087133

約数列:

[1, 5, 31, 83, 155, 173, 415, 865, 961, 2573, 4805, 5363, 12865, 14359, 26815, 71795, 79763, 166253, 398815, 445129, 831265, 2225645, 13798999, 68994995]

約数ペア:

[(1, 68994995), (5, 13798999), (31, 2225645), (83, 831265), (155, 445129), (173, 398815), (415, 166253), (865, 79763), (961, 71795), (2573, 26815), (4805, 14359), (5363, 12865)]