210344825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 286856640

約数和(自身を除く): 76511815

約数列:

[1, 5, 17, 25, 67, 83, 85, 89, 335, 415, 425, 445, 1139, 1411, 1513, 1675, 2075, 2225, 5561, 5695, 5963, 7055, 7387, 7565, 27805, 28475, 29815, 35275, 36935, 37825, 94537, 101371, 125579, 139025, 149075, 184675, 472685, 494929, 506855, 627895, 2363425, 2474645, 2534275, 3139475, 8413793, 12373225, 42068965, 210344825]

約数ペア:

[(1, 210344825), (5, 42068965), (17, 12373225), (25, 8413793), (67, 3139475), (83, 2534275), (85, 2474645), (89, 2363425), (335, 627895), (415, 506855), (425, 494929), (445, 472685), (1139, 184675), (1411, 149075), (1513, 139025), (1675, 125579), (2075, 101371), (2225, 94537), (5561, 37825), (5695, 36935), (5963, 35275), (7055, 29815), (7387, 28475), (7565, 27805)]