42068965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 55520640

約数和(自身を除く): 13451675

約数列:

[1, 5, 17, 67, 83, 85, 89, 335, 415, 445, 1139, 1411, 1513, 5561, 5695, 5963, 7055, 7387, 7565, 27805, 29815, 36935, 94537, 101371, 125579, 472685, 494929, 506855, 627895, 2474645, 8413793, 42068965]

約数ペア:

[(1, 42068965), (5, 8413793), (17, 2474645), (67, 627895), (83, 506855), (85, 494929), (89, 472685), (335, 125579), (415, 101371), (445, 94537), (1139, 36935), (1411, 29815), (1513, 27805), (5561, 7565), (5695, 7387), (5963, 7055)]